Reversible Friedel-Crafts acylations of 3-alkyl-1-(phenylsulfonyl)pyrroles: Application to the synthesis of an ant trail pheromone
作者:Dong Xiao、Jeffrey A. Schreier、James H. Cook、Paul G. Seybold、Daniel M. Ketcha
DOI:10.1016/0040-4039(96)00098-6
日期:1996.3
favored at the adjacent C-2 position but rearrangement to the C-5 position can occur after prolonged reaction times. This reversible Friedel-Crafts methodology has been employed for the synthesis of the anttrailpheromone, methyl 4-methylpyrrole-2-carboxylate.