Title:
STEROID DERIVATIVE
Document Type and Number:
Japanese Patent JPS5481255
Kind Code:
A
Abstract:
NEW MATERIAL:An 20-acyloxymethylpregna-1,4-diene-3-one (22-acyloxy-22, 23- bisnorchola-1,4-diene-3-one) of formula (R is residue of carboxylic acid, e.g. acetic, propionic, butyric, lauric, palmitic, benzoic acids, etc.).
EXAMPLE: 20-A cetoxymethylpregna-1,4-diene-3-one.
USE: Remedies for endocrinism, circulatory organ diseases, blood diseases, bone diseases, etc. having protein assimilation with little side effects of sex hormone and low toxicity.
PROCESS: Well-known 20-hydroxymethylpregna-1,4-diene-3-one is acylated without changing the ring A to form the compound of formula.
Inventors:
SUGANO SUSUMU
NAKAO KENICHIROU
NAKAO KENICHIROU
Application Number:
JP14796777A
Publication Date:
June 28, 1979
Filing Date:
December 09, 1977
Export Citation:
Assignee:
MITSUBISHI CHEM IND
International Classes:
C07J9/00; A61K31/575; (IPC1-7): A61K31/575; C07J9/00
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