DEKARBOXYLIERUNGSPROZESS

摘要

PCT No. PCT/GB95/00335 Sec. 371 Date Nov. 4, 1997 Sec. 102(e) Date Nov. 4, 1997 PCT Filed Feb. 17, 1995 PCT Pub. No. WO95/24373 PCT Pub. Date Sep. 14, 1995A process for the monodecarboxylation of a halogenated aromatic dicarboxylic acid or derivative thereof in which the halogenated aromatic dicarboxylic acid or derivative thereof in a liquid medium is heated characterized in that the liquid medium is a polar aprotic liquid medium.