• Keine Ergebnisse gefunden

On the Formation and

N/A
N/A
Protected

Academic year: 2022

Aktie "On the Formation and"

Copied!
1
0
0

Wird geladen.... (Jetzt Volltext ansehen)

Volltext

(1)

On the Formation and

1

H NMR-spectroscopic Characterization of N,N-Diaryl-substituted Formamide Chlorides

Jens Sch ¨onewerkaand Horst Hartmann

Department Chemie, Technische Universit¨at Dresden, 01062 Dresden, Germany

aPresent address: SEMA GmbH, Industriestraße 12, 06869 Coswig, Germany

Reprint requests to Prof. Dr. Horst Hartmann. Fax: +49-3514-6339485. E-mail: Hartmann@iapp.de

Z. Naturforsch.2012,67b,277 – 284; received January 16, 2012 Dedicated to Prof. Klaus M¨ullen to the occasion of his 65thbirthday

The reaction ofN,N-diaryl-substituted formamides with oxalyl chloride gives rise, instead to the formation of the expected salt-like formamide chlorides, to the formation of corresponding non-ionic N-dichloromethyl-substituted diarylamines.

Key words:Vilsmeier Reaction,N,N-Diaryl-Formamides,

N-Dichloromethyl-substituted Diarylamines,1H NMR Spectroscopy

Referenzen

ÄHNLICHE DOKUMENTE

The third section reports results of an empirical, pilot study which applied the attitude formation model to the specific case of attitudes toward nuclear power and toward

European states differ in their ages, the formation of some dating back to the early medieval times, even if they had different forms and dynastic relations throughout the

B blood, some of it in the process of being broken down; BM "blue border", secretion material from the midgut basement membrane; BS mucus-like material from the anterior portion of

M.. Proposed models, algorithms.. c ) Mapping of economic damage. d ) Calculation of fields of pollutant maximum concentrations under normal un- favorable

DFT band structure calculations have shown that the As 2 dimer formation is a consequence of weaker metal-metal bonding in the MAs 4/4 layers (M = Fe 1−x Ni x ) of the

Deren Sammlungs- und Forschungsgeschichten sind sehr unterschiedlich: Aus der Niederhäslich-Formation wurden zwar durch Gutbier (1849) schon einige Funde publiziert, aber erst

As for the B doped surfaces we detected precipitates at the wafer surface (see Fig. The precipitates are isolated from the Ag/Al-finger by a Pb containing glass layer. The

predicts biexponential OH decay curves (sum of two exponential decays) that were fitted to the experimental data to extract rate constants for reactions of both OH and the adduct..