Title:
BICYCLIC LACTONES
Document Type and Number:
Japanese Patent JPH0753545
Kind Code:
A
Abstract:
PURPOSE: To obtain a new bicyclic lactone useful as a prodrug of prostaglandin E0.
CONSTITUTION: A compound of formula I [(n) is 0 or 1; R1 and R2 are each H, an acyl, an OH-protecting group ecept an acyl; R3 is H, methyl or vinyl; R4 is a ≤10C hydrocarbon group which may have a substituent group], e.g. 12(R)-hydroxy-11(R)-[(3S)-3-hydroxyoctyl]-2-oxabicyclo
Inventors:
MORISAWA YOSHITOMI
YASUDA ARATA
YASUDA ARATA
Application Number:
JP21902793A
Publication Date:
February 28, 1995
Filing Date:
August 11, 1993
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
A61K31/365; A61P43/00; C07D313/00; (IPC1-7): C07D313/00; A61K31/365
Attorney, Agent or Firm:
Kenji Izumina