Title:
3,5-CYCLOVITAMIN DERIVATIVE
Document Type and Number:
Japanese Patent JPS6485961
Kind Code:
A
Abstract:
NEW MATERIAL: The compd. of the formula II (R is H, OH, O-acyl; Z is H, lower alkyl).
EXAMPLE: 6-Methoxy-25-keto-27-nor-3,5-cyclivitamin D3.
USE: A precursor of vitamin D3-like active compd. Useful as a vitamin D3 substitutive substance for the treatment of diseases, like osteomalacia, osteodystrophia deformans and hypoparathyroidism.
PROCESS: The 3,5-cyclovitamin deriv. of formula 9 is obtd. by conversion from the compd. of the formula I to the compd. of formula VIII in accordance with a reaction formula.
Inventors:
HEKUTAA EFU DERUUKA
HAINRITSUHI KEE SHIYUNOOZU
JIYOSEFU ERU NAPORI
MEARII EI FUIPITSUTSUANI
HAINRITSUHI KEE SHIYUNOOZU
JIYOSEFU ERU NAPORI
MEARII EI FUIPITSUTSUANI
Application Number:
JP20931788A
Publication Date:
March 30, 1989
Filing Date:
August 23, 1988
Export Citation:
Assignee:
WISCONSIN ALUMNI RES FOUND
International Classes:
A61P3/02; A61K31/59; A61P43/00; C07C67/00; C07C401/00; C07J9/00; C07J17/00; C07J71/00; (IPC1-7): C07C172/00
Attorney, Agent or Firm:
Takao Kawasaki (1 outside)