Itaconate derivatives used for a component of a polymer
申请人:Santen Pharmaceutical Co., Ltd.
公开号:US06268511B1
公开(公告)日:2001-07-31
An itaconic acid derivative having the following formulas (1) or (2):
wherein R1 represents a hydrogen atom, a lower alkyl group or a phenyl lower alkyl group, wherein the phenyl ring of the phenyl lower alkyl group is unsubstituted or substituted by at least one lower alkyl group, R2 represents a hydrogen atom or a lower alkyl group and A represents a lower alkylene group, or salts thereof. Copolymers can be made from the itaconic acid derivatives.
ITACONATE DERIVATIVES USED FOR A COMPONENT OF A POLYMER
申请人:SANTEN PHARMACEUTICAL CO., LTD.
公开号:EP0987247A1
公开(公告)日:2000-03-22
The invention relates to itaconate derivatives of general formula [1] or [2] or salts thereof wherein R1 represents hydrogen atom, lower alkyl or phenyl-lower alkyl in which the benzene ring can be substituted by lower alkyl; R2 represents hydrogen atom or lower alkyl; "A" represents lower alkylene.