METHOD OF PRODUCING QUINONE DERIVATIVES

摘要

A compound of the formula

wherein R stands for an alkyl group having 1 to 22 carbon atoms and having at its terminal end a hydroxyl group which may be protected can be obtained with an industrial advantage by allowing a compound representable by the formula;

to react with a peroxide of a carboxylic acid representable by the formula;
RCOOH
wherein R is of the same meaning as defined above, or with a peroxide of an acid anhydride of the carboxylic acid.
A compound of the formula;

wherein R<2> stands for an alkyl group having 1 to 2 carbon atoms and having at its terminal end an optionally protected hydroxyl group, is a novel compound and has antifibrotic activity.