Neutral bimetallic macrocyclic complexes. 1. Investigation of mono- and bimetallic complexes of tetraiminato macrocyclic complexes derived from 1,3,5-triketones
Synthesis of 3,5,7-triketo acids and esters and their cyclizations to resorcinol and phloroglucinol derivatives. Models of biosynthesis of phenolic compounds
Improved process for the preparation of substituted furanones
申请人:QUANTUM CHEMICAL CORPORATION (a Virginia corp.)
公开号:EP0348549A1
公开(公告)日:1990-01-03
This invention relates to an improved process for the preparation of 3-acyl-5-alkyldihydro-2(3H)-furanones according to the following reaction scheme:
wherein R and R1 are hydrogen or alkyl and R2 is a hydrocarbon or -0-hydrocarbon radical of from 1 to 20 carbon atoms and X is a leaving group.