NOVEL STEROID SAPONINS, PROCESS FOR THEIR EXTRACTION, AND PROCESS FOR PREPARING 16-DEHYDROPREGNENOLONE THEREFROM

Title:

NOVEL STEROID SAPONINS, PROCESS FOR THEIR EXTRACTION, AND PROCESS FOR PREPARING 16-DEHYDROPREGNENOLONE THEREFROM

Document Type and Number:

WIPO Patent Application WO/1983/001065

Kind Code:

A1

Abstract:

Compounds represented by the general formula:$(10,)$wherein X represents$(15,)$a process for extracting them from plants belonging to genus Solanum, and a process for preparing 16-dehydropregnenolone therefrom. 16-Dehydropregnenolone is a useful intermediate for preparing sex hormones, corticoids, and oral contraceptives.

Inventors:

TOMIMATSU TOSHIAKI (JP)
MURAKAMI KOHTAROH (JP)

Application Number:

PCT/JP1982/000384

Publication Date:

March 31, 1983

Filing Date:

September 24, 1982

Export Citation:

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Assignee:

TOKIWA YAKUHIN KOGYO KABUSHIKI (JP)

International Classes:

C07J13/00; C07J71/00; (IPC1-7): C07J71/00; C07J7/00

Foreign References:

JPS5664000A

1981-05-30

Other References: