Sulfonic acid ester derivatives useful as antilipemic agents
申请人:Taiho Pharmaceutical Company, Limited
公开号:US04675428A1
公开(公告)日:1987-06-23
A sulfonic acid ester derivative represented by the general formula ##STR1## wherein R.sub.1 is a hydrogen atom, alkyl having 1 to 4 carbon atoms or alkoxy having 1 to 4 carbon atoms, A is a group represented by the general formula ##STR2## (wherein R.sub.2 and R.sub.3 are each alkyl having 1 to 4 carbon atoms) or by the general formula ##STR3## (wherein R.sub.4 and R.sub.5 are each alkyl having 1 to 4 carbon atoms or, when taken together with the cabon atom to which they are attached, form cycloalkyl having 4 to 6 carbon atoms), and l is an integer of from 1 to 3, and a process for preparing the derivative.
SULFONIC ESTER DERIVATIVES AND PROCESS FOR THEIR PREPARATION
申请人:TAIHO PHARMACEUTICAL COMPANY LIMITED
公开号:EP0117876A1
公开(公告)日:1984-09-12
Sulfonic ester derivatives represented by generalformu- la (I), wherein R, represents hydrogen, C1-4 alkyl or C-4 alkoxy, A represents (II), (wherein R2 and R3 each represent C1-4 alkyl) or (III), (wherein R4 and R5 each represent C1-4 alkyl, or they may be connected to each other to form C4-6 cycloalkyl together with the adjacent carbon atom), and represents an integer of 1 to 3, and a process for their preparation.