5-(N-(C1-C7 ALKANOYL)-CARBAMOYL)-4-METHYL-OXAZOLE(1,3)AND A PROCESS FOR THE MANUFACTURE OF 5-CYANO-4-METHYL-OXAZOLE-(1,3)

摘要

1492156 Oxazole derivatives F HOFFMANNLA ROCHE & CO AG 9 July 1976 [11 July 1975] 28654/76 Heading C2C Novel 5-[N-(C 1-7 alkanoyl) carbamoyl]-4- methyl oxazoles are obtained by reacting 5- carbamoyl-4-methyl oxazole with anhydrides of C 1-7 alkane carboxylic acids. 5-Cyano-4-methyl oxazole is obtained by reacting 5-carbamoyl-4-methyl oxazole with anhydrides of C 1-7 alkane carboxylic acids and pyrolysing, with or without isolation, the above compounds so produced.