Title:
CYCLOPENTANONE CARBOXYLIC ACID DERIVATIVES
Document Type and Number:
Japanese Patent JPS5283523
Kind Code:
A
Abstract:
PURPOSE: Cyclopentanone-carboxylic acids of formula I [R1 is H, 1-10C hydrocarbyl; R2 is H, or a radical of formula II(A is-CH2CH2-, -CH=CH-, -C≡C-;R2, is H, 1-10C alkyl); R3 is H, an OH-protecting group; when R2 is H or A is radical of formula II other than-C≡C-, R1 is a 6-10C hydrocarbyl or R3 is H or a tri-org. silyl]; for example, 2-methoxycarbonyl-2-(6-methoxycarbonylhex-2-enyl)-3-[3(S)-tetrahydropyranyloxyoct-trans-1-enyl)-cyclopentanone-1.
Inventors:
KUROZUMI SEIJI
TOORU TAKESHI
TANAKA TOSHIO
MIURA NORIJI
KOBAYASHI MAKIKO
ISHIMOTO OTOKO
TOORU TAKESHI
TANAKA TOSHIO
MIURA NORIJI
KOBAYASHI MAKIKO
ISHIMOTO OTOKO
Application Number:
JP16576A
Publication Date:
July 12, 1977
Filing Date:
January 01, 1976
Export Citation:
Assignee:
TEIJIN LTD
International Classes:
A61K31/23; A61K31/20; A61K31/695; A61P43/00; C07C51/00; C07C62/38; C07C67/00; C07C69/757; C07C69/95; C07C401/00; C07C405/00; C12P31/00; C12R1/00; (IPC1-7): A61K31/20; A61K31/23; A61K31/695; C07C51/00; C07C61/36; C07C61/38; C07C67/00; C07C69/95; C07C177/00; C12D1/02; C12D13/10
Domestic Patent References:
| JPS495946A | 1974-01-19 |
Foreign References:
| US3736319A | 1973-05-29 |