Sulfonate derivatives, process for preparing same and antilipemic compositions containing the derivative

摘要

A sulfonate derivative represented by the formula <IMAGE> wherein R1 is lower alkyl, lower alkoxy or halogen, l is an integer of from 0 to 3, n is 0 or 1, A is straight-chain or branched-chain alkylene having 1 to 4 carbon atoms, and R2 is hydrogen or lower alkyl but, when n is 0 or 1 and A is straight-chain alkylene with 1 to 4 carbon atoms, is not hydrogen and the method for preparing the same.