Eight New Alkyne and Alkene Derivatives from Four Saussurea Species Collected in China

Author:

Saito Yoshinori12,Iwamoto Yuko1,Okamoto Yasuko1,Kawahara Takayuki3,Gong Xun4,Kuroda Chiaki5,Tori Motoo1

Affiliation:

1. Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho, Tokushima, 770-8514, Japan

2. School of Pharmaceutical Sciences, Nagasaki University, Bunkyo-machi, Nagasaki, 852-8521 Japan

3. Shikoku Research Center, Forestry and Forest Products Research Institute, Asakuranishi-machi, Kochi, 780-8077, Japan

4. Kunming Institute of Botany, Chinese Academy of Science, Kunming 650204, China

5. Department of Chemistry, Rikkyo University, Nishi-Ikebukuro, Toshima-ku, Tokyo 171-8501, Japan

Abstract

Five samples of four Saussurea species, S. hieracioides, S. stella, S. graminea, and S. tatsienensis, collected in Sichuan Province, China were studied and seven new diynes and a new alkene derivatives were isolated along with 16 known compounds. Absolute configurations of two of the new compounds were established using a modified Mosher's method.

Publisher

SAGE Publications

Subject

Complementary and alternative medicine,Plant Science,Drug Discovery,Pharmacology,General Medicine

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