PROCEDIMIENTO PARA LA PREPARACION DE ESTER ALFA(2-PARA-CLO- ROFENOXI)-(ISOBUTIRIL)-BETA-NICOTINOILGLICOLICO.

摘要

1442474 # - [2 - (p - Chlorophenoxy)isobutyryloxy] - ethyl nicotinate MERZ & CO 5 Sept 1974 38778/74 Heading C2C [Also in Division A5] # - [2 - (p - Chlorophenoxy) - isobutyryloxy]- ethyl nicotinate is prepared by reacting #-[2-(pchlorophenoxy) - isobutyryloxy] - ethyl chloride with an alkali metal nicotinate. # - [2 - (p - Chlorophenoxy) - isobutyryloxy]- ethyl chloride is prepared by reacting 2-(pchlorophenoxy)isobutyric acid with #-chloroethanol in the presence of boron trifluoride.