Cysteamine derivatives and antirheumatic agents containing cysteamine
申请人:Terumo Kabushiki Kaisha
公开号:US05155106A1
公开(公告)日:1992-10-13
A cysteamine derivative represented by general formula (I): ##STR1## wherein R.sub.1 represents a straight-chain or a branched alkyl radical having 1 to 6 carbon atoms, R.sub.2 represents hydrogen atom or n-propyl radical, and X represents a radical selected from the group consisting of radicals containing cysteamine moiety (N S) represented by formula (II): ##STR2## formula (III): ##STR3## formula (IV): ##STR4## formula (V): ##STR5## or formula (VI): ##STR6## wherein R.sub.2 represents hydrogen atom or a straight-chain or a branched alkyl group having 1 to 10 carbon atoms is provided. The cysteamine derivative is effective as an antirheumatic agent.
CYSTEAMINE DERIVATIVES AND ANTI-RHEUMATIC AGENT CONTAINING SAME
申请人:TERUMO KABUSHIKI KAISHA
公开号:EP0400144A1
公开(公告)日:1990-12-05
Cysteamine derivatives represented by general formula (l) (wherein R1 represents a straight-chain or branched alkyl group containing 1 to 6 carbon atoms, R2 represents a hydrogen atom or an n-propyl group, and X represents a group containing a cysteamine moiety (NNS) and represented by general formulae (II), (III), (IV), (V) or (VI) wherein R2 represents a hydrogen atom or a straight-chain or branched alkyle group containing 1 to 10 carbon atoms) are disclosed. These cysteamine derivatives are effective as antirtheumatic agents.