PROCESS FOR THE PRODUCTION OF 2-(SUBSTITUTED BENZOYL)1,3 CYCLOHEXANEDIONES

摘要

PCT No. PCT/GB96/00082 Sec. 371 Date Jun. 24, 1997 Sec. 102(e) Date Jun. 24, 1997 PCT Filed Jan. 16, 1996 PCT Pub. No. WO96/22958 PCT Pub. Date Aug. 1, 1996A process for preparing a compound of formula (I): (I) by rearrangement of a compound of formula (II): (II) in a non-polar solvent in the presence of a cyanide source, an alkali or alkaline earth metal carbonate, a phase transfer catalyst and 1-6 moles of water with respect to the compound of formula (II).