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Inorganic and Organic Chemistry

Analysis, Methods

Morpholines- (III) : Some Further Aspect of the Cyclodehydrohalogenation of u>- [Ar-(aryl)-7V-(halo- genoacyl) ] -aminoacetophenones R. F. AB D U L L A ,

S . K . LA H I R I , T . A . CR A B B, a n d R . CA H I L L 9 5 Infrared Spectroscopic Studies of Calcium Sul-

phate heated to High Temperatures

J. BE N S T E D a n d S . P . VA R M A 6 9 0 Investigation of the Behaviour of Graphite Elec-

trodes in Nonaqueous Electrolytes

J. BE S E N H A R D a n d H . P . FR I T Z 1 2 2 5 IR- and NMR-Spectra of Pseudo-Octahedral Co- balt (II)- and Nickel (II)-Complexes . H. G. BIE-

D E R M A N N, G . RO S S M A N N, a n d K . E . SC H W A R Z H A N S 7 8 Anomalous Magnetic Behavior of Pyrazine-

bridged Cobalt (II)-Complexes

H . G . BI E D E R M A N N, P . K . BU R K E R T, a n d K . E . S C H W A R Z H A N S ( N ) 4 8 2 1H-Wide Line NMR Investigation of Bis (salicyl-

aldehydato) - (pyridazine) -Cobalt (II)

H . G . BI E D E R M A N N, P . K . BU R K E R T, a n d K . E . S C H W A R Z H A N S ( N ) 9 6 8 Separation of the Actinides by Means of Counter-

current Electrolysis

B . A . BI L A L a n d C . RE I C H M U T H ( N ) 3 6 8 Half-Wave Reduction Potentials of Boron Sub-

stituted Benzene Derivatives

H. BO C K and W. Fuss 525

1H-nmr-Investigation of the Intramolecular Li- gand Exchange in Dimethylfluorphosphorane

H . DR E E S K A M P a n d K . HI L D E N B R A N D ( N ) 2 6 9 Mass Spectra of l-Dimethylaminonaphthalene-5-

Sulfonyl Derivatives of Some Metabolites of Catecholamines . . H . EG G E , H . OC K E N F E L S ,

H . TH O M A S, a n d F . ZI L L I K E N 2 2 9 1H-n.m.r. Spectra of l-(2-aminoethyl)aziridine Complexes . . H . P. FR I T Z and G . HI E R L ( N ) 4 7 6 Application of 220 MHz Protonresonance-Spectro-

scopy for Conformation-Analysis . G . HA G E L E 1 Solubility and Chemical Shift of 31P Nuclear Re-

sonance of white Phosphorus in Certain Solvents

G . HE C K M A N N a n d E . FL U C K ( N ) 6 3 31P NMR Investigations of the Behaviour of

White Phosphorus in Some Organic Solvents

G . HE C K M A N N a n d E . FL U C K 2 8 2 Physical and Biological Half-Life of Radiochemi-

cally Pure 59Fe

H . C . HE I N R I C H, E . E . GA B B E, a n d D . H . WH A N G 1 3 The Reduction of Carbon Tetrachloride by Hy-

drated Electrons, H-Atoms, and Reducing Radi- cals . . . . R. KÖ S T E R and K . - D . AS M U S 1 1 0 4 The Reaction of Chlorinated Ethylenes with Hy- drated Electrons and OH-Radicals in Aqueous Solution . . . R. KÖ S T E R and K . - D . AS M U S 1 1 0 8

The Behaviour of Tetraorganostannanes towards Aqueous Sulfurdioxide

E . LI N D N E R a n d U . KU N Z E (,N) 1 6 4 Contributions to the Chemistry of Hydrazine and its Derivatives XXIII. Reactions of Barium Hy- darizne . K.-H. LI N K E, R. TA U B E R T , K . BI S T E R ,

W . BO R N A T S C H, a n d B . J. LI E M 2 9 6 Kinetical Analysis by Formal Integration Theo-

retical Principles and their Application to Spec- trophotometric Studies of Photoisomerization of Azobenzene . . H . MA U S E R and U . HE Z E L 2 0 3 Multicomponent-Redistribution Equilibria in Mix-

tures of Methylsilanes and Methylgermanes

K . MO E D R I T Z E R 5 1 7 Preparation and IR-Spectra of Trisphosphito-

yttrium-Acid, H3[ Y ( H P 03)3]

A . MU C K a n d F . PE T R Ü ( N ) 6 4 Preparation, Properties and Crystal Structure o f K3( W 0 S3) C 1 . A . MÜ L L E R, N . WE I N S T O C K ,

B . KR E B S , B . BU S S, a n d A . FE R W A N A H ( N ) 2 6 8 X-Ray Data of Some Amminemetaltetraoxometal-

lates . . . A. MÜ L L E R and I. BÖ S C H E N (N) 4 8 3 Mass Spectrometric Investigations with a,a'-Bis-

acetylenic ketones

E . MÜ L L E R, A . SE G N I T Z, a n d KL . -P . ZE L L E R 1 0 0 3 Microdetermination of Nodososide and Related Compounds Using Ceric Sulphate as Oxidizing Agent . . . S . A. I. RI Z V I and T. SU L T A N A 1 1 3 7 Colouring of N-free Esters by D r a g e n - d o r f f s Reagent . . . . W . RÖ M E R M A N N ,

A . RÖ M E R, a n d H . BU D Z I K I E W I C Z ( N ) 1 3 7 2 Pulse Radiolysis of the Tropylium-ion, Tropyl- carbinol and Tropilidene in Aqueous Solution

M . SC H Ö N E S H Ö F E R 1 1 2 0 Low Melting Nematic Eutectics

R . ST E I N S T R Ä S S E R a n d L . PO H L 8 7 The Crystal Structure of N a [ Y b ( N H2)4]

A . ST U H R a n d H . JA C O B S ( N ) 1 6 5

Inorganic Chemistry

Reaction of Group VI Metal Carbonyls with Di-

phenyliodonium Saltz . . . H . AL P E R (N) 4 7 4 The Nitrogen-Induced Lattice of Boron: I-Tetra-

gonal Boron Nitride (B1 2)4B2N1_2

E . AM B E R G E R a n d H . SC H M I D T 6 4 1 On the Reaction of Iminophosphoranes with SF4

R . AP P E L a n d E . LA S S M A N N 7 3 An ESR Study of Mn(II) Complexes in Water-

Methanol Mixed Solvents

J. R . BA R D a n d J. O . WE A R 1 0 9 1 The Behaviour of P2I4 in Solution

M . BA U D L E R, P . JU N K E S, a n d G . SA D R I 7 5 9 Reactions of Organic Radicals with Palladium and Platinum Complexes

W . BE C K, K . SC H O R P P, a n d K . H . ST E T T E R 6 8 4

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About the Insertion of Group II Metals into the Metal Metal Bond of Binuclear Carbonyl- metalates . . H. BE H R E N S, H.-D. FE I L N E R ,

E . LI N D N E R, a n d D . UH L I G 9 9 0 Investigation of the Behaviour of Graphite Elec-

trodes in Nonaqueous Electrolytes

J. BE S E N H A R D a n d H . P . FR I T Z 1 2 2 5 Pseudo Octahedral Cobalt (II) and Nickel (II) Complexes with Guayacole, Vanilline and Iso- vanilline as Chelate Ligands

H . G . BI E D E R M A N N a n d K . E . SC H W A R Z H A NS 5 3 1 Concerning the Preparation of the Six Membered Ring Compound

( N P C Y ( N C H3) ( B C 12) ( N C H3) ( P C 12)

H . BI N D E R ( N ) 6 1 6 The Polytungstate Y, a Decatungstate

E . BI R K H O L Z, J. FU C H S , W . SC H I L L E R, a n d H . - P . ST O C K ( N ) 3 6 5 The System Cu2Te —As2Te3

R . BL A C H N I K a n d B . GA T H E R ( N ) 1 0 7 3 Mechanism of Triphenylphosphine Exchange and Racemisation in Optically Active Mn-Complexes

H . BR U N N E R a n d H . D . SC H I N D L E R 1 2 2 0 Substitution of NO-Bridges in [C5H5Co(NO)]2 by Three-Electron-Ligands

H . BR U N N E R a n d ST . LO S K O T 7 5 7 GaPS4 — A New Compound in the System G a - P - S . . P. BU C K and R . NI T S C H E ( N ) 7 3 1 R a m a n and Infrared Spectra of H3SiBr and D3SiBr H . BÜ R G E R , J . CI C H O N, and A . RU O F F (N) 1 0 6 8 On the Knowledge of Organophosphorus Com- pounds, XIII. Some New Derivatives of 2,2-Bis- (hydroxymethyl) -1,3-propandiol (Pentaerythrit)

J. DE L V E N T H A L a n d W . KU C H E N 1 9 0 A New Synthesis of Unsymmetrical Diphosphines and Arsinophosphines

R . DE M U T H, J. GR O B E, a n d L . ST E I N E R ( N ) 7 3 1 1H-nmr-Investigation of the Intramolecular Li-

gand Exchange in Dimethylfluorphosphorane

H . DR E E S K A M P a n d K . HI L D E N B R A N D 2 6 9 Binding by Hexacyanoferrates(II) of Thallium (I)

P . DV O R A K 2 7 7 Phosphazene XLIII. PH-Triazaphosphorine

J. EB E L I N G, M . A . LE V A, H . ST A R Y, a n d A . SC H M I D P E T E R 6 5 0 Synthesis of Bis (triphenylsilyltrisulfanyl) alkanes

F . FE H E R a n d D . GR O D A U ( N ) 6 1 4 On a Direct Preparation of TV-substituted Cyclic Sulfur-nitrogen-compounds from Sulfur and Azido Formates F. FE H E R and H . KU L U S ( N ) 1 0 7 1 Contributions to the Chemistry of Sulfur, 111 New Syntheses of Phenyl-substituted Cyclic Sili- consulfur Compounds

F . FE H E R a n d R . LÜ P S C H E N ( N ) 1 1 9 1 On Two New Alkali-uranium-oxidfluorides with Uranium in Two Oxidation States

J. FL E C K E N S T E I N , S . SE M M L E R -SA C K, a n d W . RÜ D O R F F ( N ) 1 3 6 7 Reactions of (Cl3Si)2CCl2 and (F3Si)2CCl2 with CH3MgCl and CH3Li . G . FR I T Z, R. RI E K E N S

T . GÜ N T H E R, a n d M . BE R N D T ( N ) 4 8 0

Preparation on 31P Chemical Shifts of Some Quaternary Phosphonium Salts

S . 0 . GR I M , E . F . DA V I D O F F, a n d T . J. MA R K S 1 8 4 N . M . R . Study of the System ( C H3)3P / B F3

J. GR O B E a n d U . MÖ L L E R 6 3 9 Photochemical Preparation of Butadiene Iron Tri-

carbonyl and its Transformation to bis-Butadiene Iron Monocarbonyl . . E . K . V O N GU S T O R F ,

Z . PF A J F E R, a n d F . - W . GR E V E L S ( N ) 6 6 Crystal Data of New Polytungstates H . HA R T L ,

W . FR E I W A L D, W . SC H I L L E R, a n d J. FU C H S ( N ) 3 6 4 Solubility and Chemical Shift of 31P Nuclear Resonance of white Phosphorus in Certain Sol-

vents . . G . HE C K M A N N and E . FL U C K (N) 6 3 31P NMR Investigations of the Behaviour of White Phosphorus in Some Organic Solvents

G . HE C K M A N N a n d E . FL U C K 2 8 2 Chemical Shifts of the 31P-NMR-Multiplets of Tetraphosphorus Trisulfide in Some Solvents

G . HE C K M A N N a n d E . FL U C K 9 8 2 Transition Metal Ti-Complexes of Tetramethoxy-

ethylene . M. HE R B E R H O L D and H . BR A B E T Z 6 5 6 Metal Complexes of Paramagnetic Salicylaldimine

and Thiosemicarbazone Ligands

D . JA H R , K . E . SC H W A R Z H A N S, D . NÖ T H E, a n d P . K . BU R K E R T 1 2 1 0 On BaPr03 and BaTb03

S . KE M M L E R -SA C K a n d I. HO F E L I C H 5 3 9 On Ba3CaU209 and Ba3SrU209

S . KE M M L E R -SA C K a n d I. WA L L 1 0 8 9 On Perowskite Phases in the Systems BaO — SE203 —U02,x HI, The Solid Solutions

Ba2La0,67UO5>5 - Ba2Ba0>67Ui,33O6

S . KE M M L E R -SA C K a n d I . WA L L 1 2 2 9 Cyanato-Copper(II) Complexes with Organic Ligands V, The Magnetic Moments and the Struc- ture of Some Cyanato-Copper (II) Complexes with Ligands from the Aniline Group

J. KO H O U T , M . QU A S T L E R O V Ä -HV A S T I J O V A, a n d M . KO H Ü T O V Ä ( N ) 1 3 6 6 In4Bi2S9, a New Compound in the System In2S3 — Bi2S3 . V . KR Ä M E R and R. NI T S C H E ( N ) 1 0 7 4 The Structure and Properties of Cupric 2-Furan- carboxylate Trihydrate . J. KR Ä T S M Ä R -SM O G R O - V I Ö , J. SO K O L I K, N . ZR U B Ä K O V Ä, a n d SU R K A ( N ) 1 3 6 5 Thiogermanates with Adamantane-Like Ge4S1 0 4 9

Ions . . . . B. KR E B S and S. PO H L (N) 8 5 3 [Si (CH3) 2] 2Fe2 (CO) 7 , a Stereochemical^ Non-

rigid Compound with Three Bridging Groups D . KU M M E R a n d J. FU R R E R ( N ) 1 6 2 The Influence of Sulfoxylates on the Photoconduc-

tivity of Chemically Deposited Lead Sulfide Layers . . . O . A . KU N Z E , 0 . G . MA L A N ,

P . A . BÜ G E R, a n d W . FI N K 8 The Behaviour of Tetraorganostannanes towards

Aqueous Sulfurdioxide

E . LI N D N E R a n d U . KU N Z E ( N ) 1 6 4 Preparation and Properties of New Perfluor-

acyldiarylphosphines

E . LI N D N E R a n d H . - D . EB E R T ( N ) 7 3 3

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The Reaction of Hydrazine and 1,2-Dimethyl- hydrazine with Dichlorodisulfane

H . LI N G M A N N a n d K . - H . LI N K E 1 2 0 7 Contributions to the Chemistry of Hydrazine and its Derivatives XXIII. Reactions of Barium Hy- drazine . . . . K.-H. LI N K E, R. TA U B E R T ,

K . BI S T E R, W . BO R N A T S C H, a n d B . J. LI E M 2 9 6 Contributions to the Chemistry of Hydrazine and its Derivatives. XXVII. Formation of Hydrazine and Fixation of Nitrogen during Hydrolysis of Barium Nitride, Ba3N2

K . - H . LI N K E a n d K . SC H R Ö D T E R ( N ) 7 3 6 Contributions to the Chemistry of Hydrazine and its Derivatives. XXVIII. Condensation Reactions with Barium Nitride, Ba3N2 . . K.-H. LI N K E ,

K . SC H R Ö D T E R, a n d M . KR E B S ( N ) 7 3 7 Synthesis of Diethyl 1,1-(cycloheptasulfanyl) hy-

drazine-2,2-dicarboxylate

K . - H . LI N K E a n d D . SK U P I N ( N ) 1 3 7 1 Charge-Transfer Interactions of Aliphatic Amino Acids with Metal Ions . . . . W. LO H M A N N 1098 Preparation of Metal Sulphides from Organic Solvents. IR-Spectra of Metal salts of Naph- thenic Acid . H . - D . LU T Z and H . HA E U S E L E R 1096 On a- and /?-Li3MeF6 Compounds

W . MA S S A a n d W . RÜ D O R F F 1 2 1 6 The Structure of the Phases LiCo2Ge and LiNi2Sn

A . ME W I S a n d H . - U . SC H U S T E R ( N ) 6 2 Preparation and IR-Spectra of Trisphosphito-

yttrium-Acid, H3[ Y ( H P 03)3]

A . MU C K a n d F . PE T R Ü ( N ) 6 4 Preparation, Properties and Crystal Structure of

K3( W 0 S3) C1 . . A . MÜ L L E R , N . WE I N S T O C K , B. KR E B S, B. Buss, and A. FE R W A N A H (N) 268 New Syntheses with Transition Metal Complexes, X. The Structure of a new Rhodiumcomplex E . MÜ L L E R , E . LA N G E R , H . JÄ K L E , H . MU H M , W . HO P P E, R . GR A Z I A N I, A . GI E R E N, a n d F .

BR A N D E L 3 0 5 Structure of the Phases Ca2LiSi3 and Ca2LiGe3

W . MÜ L L E R, H . SC H Ä F E R, a n d A . WE I S S 5 On the Phases CaLiSi2 and CaLiGe2

W . MÜ L L E R , H . SC H Ä F E R, a n d A . WE I S S 5 3 4 Fluorocyclotriphosphazenes of the Type P3N3F5X

( X = C H3, C H C H2, S C H3, S C6H5, O C H3, O C2H5, O C6H5)

E . NI E C K E , H . TH A M M, a n d 0 . GL E M S E R ( N ) 3 6 6 K-Absorption Spectral Investigations on Some Co-

balt Complexes Involving Sulphur-Ligands

H . L . NI G A M a n d U . C . SR I V A S T A V A 9 9 7 Metal Boron Compounds, XII. Diphenylboryl and Dibromoboryl Stannanes

H . NÖ T H, H . SC H Ä F E R, a n d G . SC H M I D 4 9 7 Amperometric Study on the Complexes of Zn (II), Cd (II) and Hg (II)

A . V . PA N D E Y a n d M . L . MI T T A L ( N ) 3 6 9 Preparation and Crystallographic Data of the Compounds A,NbOF5 and A2MO02F4 (A = Rb, C s , N H4) G . PA U S E W A N G 1 2 1 8

Studies in Niobium (V)- S c h i f f Base Complexes

P . PR A S H A R a n d J. P . TA N D O N 1 1 A^-Tribromophosphaza-compounds

H . W . RO E S K Y a n d G . RE M M E R S 7 5 The Preparation of S4N3C1 Derivatives

H . W . RO E S K Y a n d M . DI E T L 9 7 7 Isocyanates and Related Compounds of Trimeric Phosphor-difluoronitride

H . W . RO E S K Y a n d E . JA N S S E N 6 7 9 Phosphorus- and Sulfurhydrazine-Compounds

H . W . RO E S K Y a n d O . PE T E R S E N 1 2 3 2 On New Thiotellurites: (NH4)2TeS3-2 H20 , K3TeS4 and Rb3TeS4

P . RO T H, H . SC H Ä F E R, a n d A . WE I S S ( N ) 3 7 1 Reactions on Diborylamine Palladium Complexes

G . SC H M I D a n d L . WE B E R 9 9 4 Triphenylboroselenol — The First Representa-

tive of the "Boroselenol"-System

M . SC H M I D T a n d E . KI E W E R T ( N ) 6 1 3 PH-phosphine Imines and Biphosphine Imines

A . SC H M I D P E T E R a n d H . RO S S K N E C H T 8 1 Preparation and Properties of Tribasic Lead Sul-

fate E. SC H W A R Z M A N N , K . - H . OG N I B E N I, a n d J. HA A S E ( N ) 8 5 1 Concerning the Structure of Hydrogen Analogues of Tungsten Bronces

E . SC H W A R Z H A N S a n d R . BI R K E N B E R G ( N ) 1 0 6 9 Characterization of Goldaquoxide and Goldoxide

E . SC H W A R Z M A N N a n d E . FE L L W O C K ( N ) 1 3 6 9 The Synthesis of LiCS3

H . SE I D E L a n d R . ME Y N ( N ) 1 1 9 2 The Compound Tl2Cu (C03) 2

H . SE I D E L a n d R . LE M O R ( N ) 1 1 9 3 Reactions in Complex-bounded Ligands. III. Hy- drazine as Bridging Ligand in Neutral Complexes of Chromium and Tungsten D. SE L L M A N N (N) 1070 N-Halogen-imidosuphuroxidifluorides, X-NSOF2

K . SE P P E L T a n d W . SU N D E R M A Y E R ( N ) 6 5 Glyoxychloroisocyanate

N . SI N G H a n d H . P . LA T S C H A ( N ) 1 0 7 2 Low Melting Nematic Eutectics

R . ST E I N S T R Ä S E R a n d L . PO H L 8 7 Infrared Spectrum and Structure of EuC03

W . ST E R Z E L a n d W . - D . SC H N E E ( N ) 6 1 5 Bond Properties of the Groups — SO — and

— SeO— in Thionyl resp. Selenyl Compounds R . ST E U D E L 7 5 0 Formation of Complexes of Molybdate IV with Periodate-Ions in Aqueous Solutions H.-P. ST O C K 179 Remarks about the Formation of Na-Isopoly-

molybdates in Aqueous Solutions, Influenced by the Presence of NaCl . . H. P. ST O C K (N) 271 Reaction Rate r of the Catalytic Hydrogenation of Unsaturated Compounds M with RhX(CO)L2 as a Function of the Ligands X and L

W . ST R O H M E I E R a n d W . RE H D E R -ST I R N W E I S S ( N ) 6 1 Reaction Rate of Kinetic of H2 Uptake by Homo-

geneous Hydrogenation Catalysts RhXL3

W . ST R O H M E I E R a n d R . EN D R E S ( N ) 3 6 2

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On the Mechanism for Polyanion Formation in Aqueous Solution. The Condensation Mechanism for the Formation of the Hexatungstate Ion

[ W601 9( 0 H )3]5 Q (Paratungstate A)

K . - H . TY T K O a n d O . GL E M S E R 6 5 9 The Crystal Structure of Di-//-hydroxy-bis[aquo-

triamminecobalt (III) ] -nitrate-2-hydrate

K . WI E G H A R D T 9 8 7 Phosphinimino-phosphines by Desilylation of N-

silyl-phosphinimines . . W . WO L F S B E R G E R , H . H . PI C K E L, a n d H . SC H M I D B A U R 9 7 9

Molecular Structure

Infrared Spectroscopic Studies of Calcium Sul- phate heated to High Temperatures

J. BE N S T E D a n d S . P . VA R M A 6 9 0 IR- and NMR-Spectra of Pseudo-Octahedral Co-

balt (II) - and Nickel (II) -Complexes

H . G . BI E D E R M A N N, G . RO S S M A N N, a n d K . E .

SC H W A R Z H A N S 7 8 Anomalous Magnetic Behaviour of (A^-Hydroxy-

phthalimido) - (acetato) -copper (II)

H . G . BI E D E R M A N N , P . K . BU R K E R T , K . E . SC H W A R Z H A N S, a n d K . WI C H M A N N ( N ) 7 3 4 The System CuTe — As2Te3

R . BL A C H N I K a n d B . GA T H E R ( N ) 1 0 7 3 About the Dependence of Substituents on Carbo- nyl-Vibrational-Frequencies in Alkyl-substituated Iron-tricarbonyls

H . A . BR U N E a n d H . P . WO L F F ( N ) 6 8 The Proton Resonance Spectrum of 1,2-Diphenyl-

cyclobutadiene-irontricarbonyl. An Investigation on Bonding Properties in Complex Stabilized Cyclobutadiene

H . A . BR U N E , H . HÜ T H E R, a n d H . HA N E B E C K 5 7 0 Rotational Isomerism in Bis[p- (3-Methyl-butyl-

oxy) phenyl]-thiourea . . J. CS O N K A -HO R V A I ,

A . DA V I D, G . HO R V Ä T H, a n d G . NÄ R A Y -SZ A B Ö 2 1 Mass Spectra of l-Dimethylaminonaphthalene-5-

Sulfonyl Derivatives of Some Metabolites of Cate- cholamines . . . H . EG G E , H . OC K E N F E L S ,

H . TH O M A S, a n d F . ZI L L I K E N 2 2 9 IR-Spectroscopic and X-Ray Structural Investiga-

tion of 2,4-Pentandionato-Lithium (Li-acac) Single Crystals . E . FU N C K , A . JU N G E R M A N N ,

J. KA I S E R, a n d F . A . SC H R Ö D E R 5 2 8 The Effect of Stereoisomeric Structure on Reten-

tion Time in Gas Liquid Chromatography of Per- O-trimethylsilyl Derivatives of Pentoses and He-

xoses . . . TH . GH E O R G H I U and K . OE T T E 24 N.M.R. Study of the System (CH3)3P/BF3

J. GR O B E a n d U . MÖ L L E R 6 3 9 Cyanato-Copper (II) Complexes with Organic Li-

gands V. The Magnetic Moments and the Struc- ture of Some Cyanato-Copper (II) Complexes with Ligands from the Aniline Group

J. KO H O U T, M . QU A S T L E R O V Ä -HV A S T I J O V Ä, a n d M . KO H Ü T O V Ä ( N ) 1 3 6 6 [Si(CH3)2]2Fe2(CO)7, a Stereochemical^ Non- rigid Compound with Three Bridging Groups

D . KU M M E R a n d J. FU R R E R ( N ) 1 6 2

Preparation and Properties of 7i-Cyclopenta- dienyldicarbonyl(diethyldithiophosphinato)molyb- denum ( + II)

E . LI N D N E R a n d K . - M . MA T E J C E K ( N ) 8 5 4 The Structure of the Phases LiCo2Ge and LiNi2Sn

A . ME W I S a n d H . - U . SC H U S T E R ( N ) 6 2 Magnetic Nonequivalence in Chlorosulphinyl Compounds

M . MI K O L A J C Z Y K a n d J. DR A B O W I C Z ( N ) 1 3 7 2 New Syntheses with Transition Metal Complexes, X. The Structure of a new Rhodiumcomplex E . MÜ L L E R, E . LA N G E R , H . JÄ K L E , H . MU H M ,

W . HO P P E, R . GR A Z I A N I, A . GI E R E N, a n d F . BR A N D E L 3 0 5 Structure of the Phases Ca2LiSi3 and Ca2LiGe3

W . MÜ L L E R, H . SC H Ä F E R, a n d A . WE I S S 5 M ö s s b a u e r - and R a m a n - Spectra of

F e ( 02P F2)3 and Fe(02PCl2)3

J . PE B L E R a n d K . DE H N I C K E 7 4 7 Dipole Moments of Phenanthrolines

H . - H . PE R K A M P U S , P . MÜ L L E R, a n d J. KN O P 8 3 Studies of the Substituent Effect in Aromatic Sy-

stems by Chlorine Nuclear Quadrupole Reso- nance (35C1-NQR). Chloroanilinium Salts,

[ C lxC6H5-xN H3® ] Xe with Xe= C lG, Br®, etc.

W . PI E S a n d A . WE I S S 5 5 5 On the Existence of Nematic Secondary Struc-

tures . . . L. PO H L and R. ST E I N S T R Ä S S E R 2 6 Concerning the Structure of Hydrogen Analogues

of Tungsten Bronces

E . SC H W A R Z H A N S a n d R . BI R K E N B E R G ( N ) 1 0 6 9 Rotational Barrier of the Formyl Group in Leon- tiformine . . S . L. SP A S S O V , IN. M . MO L L O V ,

a n d I. C . IV A N O V ( N ) 3 7 3 The Structure of the CC13 Radical

R . ST E U D E L ( N ) 4 7 5 The Crystal Structure of Na[Yb (NH2)4]

A . ST U H R a n d H . JA C O B S ( N ) 1 6 5 Steric Interactions of Inner Atoms in Cyclic Com-

pounds, 18. The Nitrile Group as an Intraanular Substituent

F . VÖ G T L E, M . ZU B E R, a n d P . NE U M A N N 7 0 7 Steric Interactions of Inner Atoms in Cyclic Com-

pounds, 19. New Heterocyclic [3,3] Metacyclo-

phanes . F. VÖ G T L E and R. LI C H T E N T H A L E R 8 7 2 The Crystal and Molecular Structure of

[Cl2GeNCH3]3 . M. ZI E G L E R and J. WE I S S (N) 7 3 5 Proton Dispersion Forces and Continuous Ener-

gy Level Distribution of Protons in the Hydro- gen Bonds of Semiprotonated Poly-L-histidine and with Model Substanzes

G . ZU N D E L a n d J. MU E H L I N G H A U S 5 4 6

Preparative Organic Chemistry Morpholines- (IV)

R . F . AB D U L L A a n d A . N . BA N N E R J I 1 1 4 0 Morpholines-(III) : Some Further Aspects of the Cyclodehydrohalogenation of a>-[N-(ary\)-N-(ha\o- genoacyl) ] -aminoacetophenones R. F. AB D U L L A ,

S . S . LA H I R I, T . A . CR A B B, a n d R . CA H I L L 9 5

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Kinetics of the Oxidation of Methyl ra-Propyl Ketone by Manganese (III) Sulphate

K . K . BA N E R J I , P . NA T H, a n d G . V . BA K O R E 3 0 Saccharin as a Complexligand H . BI E D E R M A I N ,

G . RO S S M A N N, a n d K . E . SC H W A R Z H A N S ( N ) 4 8 0 The Occurence of 3- (l',l'-dimethylallyl) -scopole-

tin in Tissue Cultures of Ruta graveolens

W . V O N BR O C K E, E . RE I N H A R D, G . NI C H O L S O N , a n d W . A . KÖ N I G 1 2 5 2 Substituent Effects upon the Basicity of some 1.1-disubstituated Hydrazines

W . BR O S E R a n d U . BO L L E R T 6 1 8 Bis(cyclobutadienyl-irontricarbonyl)

H . A . BR U N E , G . HO R L B E C K, a n d U . - I . ZÄ H O R S Z K Y 2 2 2 1.2-Dimethyl-3,4-diisopropyl-cyclobutadiene-iron-

tricarbonyl and Trimethyl-isopropyl-cyclobuta- diene-irontricarbonyl . . H . A . BRUNE, H. P.

WO L F F, a n d H . HÜ T H E R 7 6 5 Studies on Lactams

B . G . CH A T T E R J E E a n d N . L . NY S S 3 9 5 On the Knowledge of Organophosphorus Com-

pounds, XIII. Some New Derivatives of 2,2-Bis- (hydroxymethyl) -1,3-proDandiol (Pentaerythrit)

J. DE L V E N T H A L a n d W . KU C H E N 1 9 0 Synthesis of Bis (chlormercapto)-benzoles

F . FE H E R , F . MA L C H A R E K, a n d K . GL I N K A ( N ) 6 7 Synthesis of Pentadilorobutadien-phosphonates

K . GO R Z N Y ( N ) 1 1 9 3 Photochemical Preparation of Butadiene Iron Tricarbonyl and its Transformation to bis-Buta- diene Iron Monocarbonyl . E . K . V O N GU S T O R F ,

Z . PF A J F E R, a n d F . - W . GR E V E L S ( N ) 6 6 Crystal Data of New Polytungstates . H . HA R T L ,

W . FR E I W A L D , W . SC H I L L E R, a n d J. FU C H S (IN) 3 6 4 A Simple Method of Preparation of Labelled Peptides Possessing Antibiotic Properties

M . HA V R Ä N E K a n d K . VE R E S 4 5 1 24-Methylene Cholesterol in Tissue Cultures of Holarrhena antidysenterica . . M. R. HE B L E ,

S . NA R A Y A N A S W A M I, a n d M . S . CH A D H A ( N ) 1 3 8 2 Rearrangements of Coumarins, Caused by an Intermediate Cleavage of the Lactone

H . JU N E K a n d F . FR O S C H 1 1 2 4 Preparation and Properties of crc-Cyclopenta- dienyldicarbonyl(diethyldithiophosphinato)molyb- denum ( + II)

E . LI N D N E R a n d K . - M . MA T E J C E K ( N ) 8 5 4 Isolation of Nonacosan-10-ol and Cuprene from the Liverwort, Bazzania pompeana A . MA T S U O ,

M . NA K A Y A M A, Y . IS H I D A, a n d S . HA Y A S H I 3 2 Mass Spectra of Synthetic Methylene- and Non-

Methylene-lnterrupted cis-cis-Methyl-Octadeca- dienoates as Their Tetra-O-Trimethylsilylether

U . MU R A W S K I, H . EG G E, a n d F . ZI L L I K E N 1 2 4 1 Preparation and Properties of 1,3,2-Dioxoboro- l a n e d i o n e s - ( 4 , 5 ) . . . . P . I . PA E T Z O L D ,

W . SC H E I B I T Z, a n d E . SC H O L L 6 4 6 Preparation and Thermal Decomposition of Tetra-

n-Propylammonium-Hexafluoroplatinate(IV)

J . SI E G E L , TH . PE R R O S, a n d H . - L . KR A U S S 5 3 7

Synthesis of 6',7'-Dimethyl-naphto-(2',3') -imida- zole-4,5. A Convenient Method for the Prepara- tion of the Intermediate 2,3-Dihydroxy-6,7-dime-

thyl-naphtalene P. RE N Z 701 Synthesis and Properties of Unsymmetrical Di-

ketopiperazines of Cysteine

V . RO S S B A C H , FR . SC H N E I D E R, a n d H . WE N C K 1 1 4 4 The Racemization of the Esters of iV-(p-Nitro- benzylidene) -a-amino Acids

I . Z . SI E M I O N a n d L . WI L S C H O W I T Z 7 6 2 Low Melting p-alkyl-p'-alkoxy and p-alkyl-p'-

acyloxy-azobenzenes

R . ST E I N S T R Ä S S E R a n d L . PO H L 5 7 7 Monosodium Derivatives of Acetoacetanilide and Benzoylacetanilide A. SY A M A L 320 Steric Interactions of Inner Atoms in Cyclic Compounds, 18. The Nitrile Group as an Intra- anular Substituent F. V Ö G T L E ,

M . ZU B E R, a n d P . NE U M A N N 7 0 7 Organophosphorus Esters II. Novel Approach to the Synthesis of S-Alkyl Phosphorothioates

A . ZW I E R Z A K a n d R . GR A M Z E 3 8 6

Reaction Mechanisms, Kinetics

Morpholines-(III) : Some Further Aspects of the Cyclodehydrohalogenation of CO- [iV-(aryl)-7V-(halo- genoacyl) ]-aminoacetophenones R. F. AB D U L L A

S . K . LA H I R I, T . A . CR A B B, a n d R . CA H I L L 9 5 The Hydrolysis of Sodium Polyphosphates

L . J. AN G H I L E R I a n d E . S . MI L L E R 5 4 3 On the Reaction of Iminophosphoranes with SF4

R . AP P E L a n d E . LA S S M A N N 7 3 Molecular Interaction of L-Tryptophan with Ba-

ses Ribonucleosides and DNA

G . AR C A Y A, M . E . PA N T O J A, M . PI E B E R, C . RO M E R O, a n d J. C . TO H Ä 1 0 2 6 Chelating Tendencies of some ./V-(2-Acyl-l, 3-In- dandione) Tri Alkyl Ammonium Iodides

M . K . BA C H L A U S, K . L . ME N A R I A, a n d P . NA T H 8 6 5 Kinetics of the Oxidation of Methyl n-Propyl Ketone by Manganese (III) Sulphate

K . K . BA N E R J I, P . NA T H, a n d G . V . BA K O R E 3 0 Mechanism of the Oxidation of Methyl n-Propyl

Ketone by Manganese (III) Sulphate

K . K . BA N E R J I, P . NA T H, a n d G . V . BA K O R E 3 1 8 Light Absorption in ,/V-Acetonyl Quinolinium Iodide . . M. P. BH U T R A and S. P. TA N D O N 870 Solvolysis and Phosphorylating Activity of Poly-

phosphate Esters H. BE R G E R 694 Half-Wave Reduction Potentials of Boron Sub-

stituted Benzene Derivatives

H. BO C K and W. Fuss 525 Investigations of Equilibria on Basic Triphenyl-

methane-dyes in Methanol

W . BR O S E R a n d H . FL E I S C H H A U E R 9 9 Cyclodehydrohalogenation with Potassium Ter-

tiary Butoxide in Dimethyl Sulfoxide

B . G . CH A T T E R J E E, R . F . AB D U L L A, a n d N . L . NY S S 7 7 1 Substituent Effect on Reactivity of Alkyl Thiol-

acetates

F . DU T K A, A . F . MÄ R T O N, a n d P . VI N K L E R 7 0 3

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Reactions of Si- and C chlorinated 1,3,5-Trisila- cyclohexanes and 1,3-Disilacyclopentenes with CHgMgCl and LiCH3 G . FR I T Z ,

P . BÖ T T I N G E R, a n d N . BR A U N A G E L ( N ) 4 7 8 Reactions of (Cl3Si)2CCl2 and (F3Si)2CCl2 with CHgMgCl and CH3Li . G. FR I T Z , R . RI E K E N S ,

T . GÜ N T H E R, a n d M . BE R N D T ( N ) 4 8 0 Photochemistry of 5-Iodouracil in Aqueous Solu-

tion in Presence of Oxygen and Methanol E . GI L B E R T , G . WA G N E R, a n d D . SC H U L T E -

FR O H L I N D E 2 0 9 Synthesis of Pentachlorobutadien-phosphonates

K . GO R Z N Y ( N ) 1 1 9 3 Kinetics of the Oxidation of Aliphatic Aldehydes by Chromic Acid C. GO S W A M I and K. K. BA N E R J I 383 Light Enhanced Decarboxylation of Indol-3-

acetic Acid by Thermal Proteinoids

H . G . HA R D E B E C K a n d W . HA A S ( N ) 8 6 2 Solubility and Chemical Shift of 31P Nuclear Resonance of white Phosphorus in Certain Sol-

vents . . G. HE C K M A N N and E. FL U C K (N) 63 Formation Mechanism of Ni- (II) -ct- and -/Miy-

droxyglutarate-Complexes

H . HO F F M A N N a n d U . NI C K E L 2 9 9 The Influence of Tetraalkylammonium Ions on the Polarographic Reduction of Diazoaminoben- zenes (Triazenes)

L . HO L L E C K a n d G . KA Z E M I F A R D ( N ) 9 6 9 The Photolytic Reaction of a-Chloroisobutyr-

aldehyde with Cyclohexene H . I . JO S C H E K (N) 3 7 4 Rearrangements of Coumarins, Caused by an Intermediate Cleavage of the Lactone

H . JU N E K a n d F . FR O S C H 1 1 2 4 Contact Potential and Heterogenous Catalysis H . J. KA I S E R, H . G . v . FR E Y B E R G, a n d A . DO I W A 2 9 2 The Reduction of Carbon Tetrachloride by Hy-

drated Electrons, H-Atoms, and Reducing Radi- cals . . . . R. KÖ S T E R and K.-D. AS M U S 1104 The Reaction of Chlorinated Ethylenes with Hy- drated Electrons and OH-Radicals in Aqueous Solution . . . R. KÖ S T E R and K.-D. AS M U S 1108 The Redox Mechanism of the System Folic Acid- Dehydrofolic Acid-Tetrahydrofolic Acid, II

KL . KR E T Z S C H M A R a n d W . JA E N I C K E 9 9 9 Polarographic Examination of the System Folic Acid — Dihydrofolic Acid — Tetrahydrofolic Acid . . KL . KR E T Z S C H M A R and W . JA E N I C K E 225 The Influence of Sulfoxylates on the Photocon-

ductivity of Chemically Deposited Lead Sulfide Layers . . . O . A. KU N Z E , O . G . MA L A N ,

P . A . BÜ G E R, a n d W . FI N K 8 Kinetic Analysis of Model Reactions for Enzyme

Catalysis using Kinetic Spectra, Absorbance- difference Diagrams and Formal Integration H . LA C H M A N N , H . MA U S E R, F . SC H N E I D E R, a n d

H . WE N C K 6 2 9 Pulsradiolytic Investigations of the Oxydativ Ring Scission of Furan, Thiophen and Pyrrol

J. LI L I E 1 9 7 Charge-Transfer Interactions of Aliphatic Amino Acids with Metal Ions . . . W. LO H M A N N 1 0 9 8

Further Remarks on the Kinetic Analysis of Photoreactions Using Formal Integration

H . MA U S E R a n d H . - J . NI E M A N N ( N ) 8 5 0 Formation Constants of some Bivalent Metal Ion Chelates of N- (2-hydroxy-l-naphthalidene) Anthranilic Acid ( S c h i f f Base)

R . K . ME H T A, V . C . SI N G H I, a n d R . K . GU P T A 8 6 7 Amine-Exchange and Carbon-Alkylation

G . MÜ L L E R, G . BE Z O L D, W . DI E T E R L E, a n d G . SI E B K E 9 2 Reactions in Complex-bounded Ligands. III. Hy-

drazine as Bridging Ligand in Neutral Comple- xes of Chromium and Tungsten

D . SE L L M A N N ( N ) 1 0 7 0 Preparation and Thermal Decomposition of Te- tra-n-Propylammonium-Hexafluoroplatinate(IV)

J. SI E G E L , TH . PE R R O S, a n d H . - L . KR A U S S 5 3 7 The Racemization of the Esters of A^-(p-Nitro-

benzylidene) -a-amino Acids

I . Z . SI E M I O N a n d L . WI L S C H O W I T Z 7 6 2 Rotational Barrier of the Formyl Group in Leon-

tiformine S . L. SP A S S O V , N . M . MO L L O V, a n d I . C . IV A N O V ( N ) 3 7 3 Stereochemistry of Oxidation of Thiophosphoryl Group in 1,3,2-Dioxaphosphorinans . W . ST E C ,

A . OK R U S Z E K, a n d M . MI K O L A J C Z Y K ( N ) 8 5 5 Reaction Rate r of the Catalytic Hydrogenation of Unsaturated Compounds M with RhX (CO) L2 as a Function of the Ligands X and L

W . ST R O H M E I E R a n d W . RE H D E R -ST I R N W E I S S ( N ) 6 1 Mechanism of Catalytic Hydrogenation of Di-

methyl-Maleate and 1-Heptene with RhH(CO) ( P $3)3 in Toluene . . . W. ST R O H M E I E R

a n d W . RE H D E R -ST I R N W E I S S 1 9 3 Reaction Rate and Kinetic of H2 Uptake by Homogeneous Hydrogenation Catalysts RhXL3

W . ST R O H M E I E R a n d R . EN D R E S ( N ) 3 6 2 Reactivity of Hydrogenation Catalysis MC1(P03)3

(M = lr and Rh)

W . ST R O H M E I E R a n d R . EN D R E S ( N ) 7 3 0 On the Mechanism for Polyanion Formation in Aqueous Solution. The Condensation Mechanism for the Formation of the Hexatungstate Ion

[ W6O1 0( O H )3]5 e (Paratungstate A)

K . - H . TY T K O a n d 0 . GL E M S E R 6 5 9 13C-NMR Chemical Shifts of Amino Acids and Peptides W. VO E L T E R, G. JU N G ,

E . BR E I T M E I E R, a n d E . BA Y E R 2 1 3 Kinetics of the Reaction of 2,4-dinitro-l-fluoro-

benzene with Imidazole-, SH- and Imidazole-SH- compounds

R . VO I G T, H . WE N C K, a n d F . SC H N E I D E R 1 0 1 0 Thermal Decomposition of Americium (III)-oxa- late, -formiate, and -carbonate

F . WE I G E L a n d N . T E R ME E R 5 0 4 Bis (trimethylsilyl) -diazene: Reduction with Li-

thium . . . N. WI B E R G and WA N -CH U L JO O 512 Organophosphorus Esters II. Novel Approach to the Synthesis of S-Alkyl Phosphorothioates

A . ZW I E R Z A K a n d R . CR A M Z E 3 8 6

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Theoretical Chemistry

SCFMO Study of the Tautomerism of Anilino- Thiazole and Related Compounds

N . BO D O R , J . SC H W A R T Z, a n d N . TR I N A J S T I C 4 0 0 Contact Potential and Heterogenous Catalysis

H . J. KA I S E R , H . G . V . FR E Y B E R G, a n d A . DO I W A 2 9 2 Furan and Thiophene Analogs of Phenanthrene A Theoretical Study of the Absorption Spectra of Benzodifurans, Benzodithiophenes and Thieno- benzofurans . . L . KL A S N I C and J. V. KN O P 1 2 3 5 Kinetical Analyis by Formal Integration Theo- retical Principles and their Applications to Spec- trophotometric Studies of Photoisomerization of Azobenzene . . H . MA U S E R and U. HE Z E L 2 0 3 Further Remarks on the Kinetic Analysis of Photoreactions Using Formal Integration

H . MA U S E R a n d H . - J . NI E M A N N ( N ) 8 5 0 Dipole Moments of Phenanthrolines

H . - H . PE R K A M P U S , P . MÜ L L E R, a n d J . KN O P 8 3 On the Existence of Nematic Secondary Structures

L . PO H L a n d R . ST E I N S T R Ä S S E R 2 6 A System Theoretic Model of Biogenesis

O . E . RÖ S S L E R 7 4 1 EHT-modell Calculations at Pyrrole- and Furane-

diones . . . . H. ST E R K and G . KO L L E N Z 1 1 1 6 Theoretical Study of Furotropones

N . ZA M B E L L I a n d N . TR I N A J S T I C 1 0 0 7

Biochemistry

Biosynthesis

Studies on the Biosynthesis of Some Furocouma- rins Present in Ruta graveolens

G . CA P O R A L E , F . DA L L 'AC Q U A , A . CA P O Z Z I, S . MA R C I A N I, a n d R . CR O C C O 1 2 5 6 Biosynthesis of Cyanidin in Cell Suspension Cul- tures of Haplopappus gracilis

H . FR I T S C H , K . HA H L B R O C K, a n d H . GR I S E B A C H 5 8 1 Synthesis of rRNA, tRNA and Other RNA-spe-

cies Concomitant with Polyribosome Formation in Aging Potato Tuber Slices . . . G. KA H L 1058 Activation of Protein Synthesis in Aging Potato Tuber Slices G. KA H L 1 0 6 4 Biosynthesis of 5,6-Dimethylbenzimidazole Pre- cursor-Function of 6,7-Dimethyl-8-ribityllumazine

H . F . KÜ H N L E a n d P . RE N Z 1 0 1 7 Biochemical Synthesis of Stereospecifically Hy- drogen Labelled Compounds in a Preparative Scale III. Preparation of [2,3-H] (2R,3R)-Car- bonic Acids and Derivatives by Fermentation or Exchange with Clostridium kluyveri

H . - J . LA RO C H E, H . SI M O N, M . KE L L N E R, a n d H . GÜ N T H E R 3 8 9 The Unequal Synthesis of the Lipophilic Plastid-

quinones in Sun- and Shade Leaves of Fagus silvatica L H . K . LI C H T E N T H A L E R 8 3 2

On the Biosynthesis of Juvenile Hormone in the Adult Cecropia Moth . . . . M. ME T Z L E R ,

K . H . DA H M , D . ME Y E R, a n d H . RO L L E R 1 2 7 0 Characterization and Kinetics of the Microsomal Enzyme of Rat Placenta which Functions as a

"Transhydrogenase" between Estradiol-17/? and Androstenedione . K. PO L L O W and B. PO L L O W 710 Effect of Irradiation on the Biosynthesis of Liver Ribonucleic acids in Intact Adrenalectomized Rats . . . . P . G. PO P O V, L. I. VA L E V A -

DI M I T R O V A, a n d A . A . HA D J I O L O V 1 2 8 2 A System Theoretic Model of Biogenesis

O . E . RÖ S S L E R 7 4 1 Porphyrinsynthesis in Isolated Particles from Tis-

sue Cultures of Tobacco H . A . W . SC H N E I D E R 9 0 8 Enzymes

No Penicilloyl-substitution during Reaction of Penicillinase from Staphylococcus aureus with Penicillin G R. BI N G Ö L ,

W . SC H A E G, a n d H . BL O B E L ( N ) 1 0 8 0 Effect of Proteolytic and Lipolytic Enzymes on the Electron Transport Particle Fraction of Rhodospirillum rubrum. II. Phospholipases

M . BO L L 2 4 6 Relationship of Transhydrogenase and Dia-

phorase Activity of Ferredoxin-NADP Reductase with Photosynthetic NADP Reduction

P . BÖ G E R 8 0 7 On the Regulation of Enzyme Levels (phenyl-

alanine ammonia-lyase) in Different Organs of a Plant (Sinapis alba L.)

L . DI T T E S, I . RI S S L A N D, a n d H . MÖ H R 1 1 7 5 The Peroxidatic and Catalatic Activity of Hemo-

proteinoids . . . . K. DO S E and L. ZA K I 144 Identity of Streptolysin-0 and NAD-Glycohydro-

lase (EC 3.2.2.5) . . . F . J. FE H R E N B A C H 1336 Differences in Regulation between Rat Liver and Kidney Tyrosine Aminotransferases

R . HA R D E L A N D ( N ) 8 5 8 Kinetic Analysis of Model Reactions for Enzyme Catalysis using Kinetic Spectra, Absorbance- difference Diagrams and Formal Integration H . LA C H M A N N , H . MA U S E R, F . SC H N E I D E R, a n d

H . WE N C K 6 2 9 Kinetics of the Reaction of Papain with Bromo-

acetamide

H . - G . LÖ F F L E R, F . SC H N E I D E R, a n d H . WE N C K 4 3 Influence of 2-deoxy-2,3-dehydro-iV-acetylneur-

aminic Acid on Mycovirus-neuraminidases and the Replication of Influenza- and Newcastle Disease Virus P. ME I N D L, G. BO D O ,

J. LI N D N E R, a n d P . PA L E S E 7 9 2 Kinetic and Chemical Experiments about the De-

cay of Di-iV-acetylneuraminosyl-lacto-A^-tetraose by Neuraminidases of Myxoviruses and Vibio cholerae H . V O N NI C O L A I ,

R . DR Z E N I E K, a n d F . ZI L L I K E N 1 0 4 9 Effect of Triton X-100 on the Galactosyl-trans- ferase Activity of Chick Embryo Cells

M . B . PR A D A L , P . LO U I S O T, a n d R . GO T ( N ) 6 2 5

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