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Document Type and Number:
Japanese Patent JPH0447664
Kind Code:
B2
Abstract:
5-Aminosalicylic acid O-sulfates of physiologically acceptable bases are new substances which are preparable by esterification of 5-nitrosalicylic acid alkyl esters with carbodiimide and sulfuric acid, alkaline saponification of the alkyl ester group and reduction of the thus obtained 5-nitrosalicylic acid O-sulfates. Said substances are useful as drugs, more specifically for the treatment of colitis ulcerosa, enteritis regionalis Crohn (morbus Crohn), chronic nonspecific colitis and diverticulitis.

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Inventors:
HARUTOMUUTO ROKOSU
HAINTSU KONZAAKU
BORUFUGANGU HORUTO
Application Number:
JP12939884A
Publication Date:
August 04, 1992
Filing Date:
June 25, 1984
Export Citation:
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Assignee:
HENINGU BERURIN GMBH HEMII UNTO FUARUMABERUKE
International Classes:
A61K31/60; A61P1/04; A61P29/00; C07C67/00; C07C301/00; C07C303/22; C07C303/24; C07C305/22; C07C305/24



 
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