UN PROCEDIMIENTO PARA LA PREPARACION DE NUEVOS ACIDOS 5- AROILPIRROL-2-CARBOXILICOS Y DERIVADOS DE ACIDO CARBOXILICO.

摘要

Ar=Ph opt. subst. by one or more Hal, (1-6C) alkyl, (1-6C) Oalkyl, NO2, NH2, CN and/or SMe Ar'=Ph opt. subst. by one or more Hal, (1-6C) alkyl, or (1-6C) Oalkyl R=H or (1-6C) alkyl R1=H, (1-6C) alkyl, or PhCH2 R2=CN, CO2H, CO2, alkyl, CONH2, CONHalkyl, or CON(alkyl)2 R3=CO2H, CO2 alkyl, CONH2, CONHalkyl, or CON(alkyl)2 R4=(1-6c) alkyl with the proviso that a) if Ar=Ph substd. by NO2 or NH2, then R=H, R1=alkyl, and R2=CN, CO2H, or CO2 alkyl b) If Ar=Ph substd. by CN or SMe, R1=alkyl and R2=CN, CO2H, or CO2 alkyl e) If R1=H, R=H (V) Salts of (I)-(IV). Anti-inflammatories.