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Chemical Composition of the Essential Oils of Two Rhodiola Species from Tibet Yidong Lei

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Chemical Composition of the Essential Oils of Two Rhodiola Species from Tibet

Yidong Lei

a

, Peng Nan

a,b

, Tashi Tsering

c

, Zhankui Bai

a

, Chunjie Tian

a

, and Yang Zhong

a,*

a Ministry of Education Key Laboratory for Biodiversity Science and Ecological Engineering, School of Life Sciences, Fudan University, Shanghai 200433, China.

Fax: 86-21-65 64 24 68. E-mail: yangzhong@fudan.edu.cn

b Shanghai Center for Bioinformation Technology, Shanghai 201203, China

c Department of Chemistry, Biology and Geography, Tibet University, Lhasa 850000, China

* Author for correspondence and reprint requests

Z. Naturforsch.58 c, 161Ð164 (2003); received October 21/November 18, 2002

The essential oils from rhizomes ofRhodiola crenulata andR. fastigiatain eastern Tibet were analyzed by using GC-MS. The major constituents were geraniol (53.3%), n-octanol (13.4%), 2-methyl-3-buten-2-ol (10.8%), citronellol (5.3%), 3-methyl-2-buten-1-ol (4.0%), myteol (3.0%), and linalool (2.4%) forR. crenulataand geraniol (45.3%),n-octanol (12.3%), 2-methyl-3-buten-2-ol (8.0%), linalool (5.1%), isogeraniol (4.5%), citronellol (4.4%), andcis- sabinenehydrate (3.6%) forR. fastigiata.

Key words: Rhodiola crenulata,Rhodiola fastigiata, Essential Oil

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