反应详情

Compound 396A (1.85 g, 85%) was prepared from 4-chloro-3-cyano-5-methyl-pyrrolo[1,2-b]pyridazine-6-carboxylic acid ethyl ester (Example 1D) (1.4 g, 5.32 mmol) and 4-phenoxy-phenylamine (1.1 g, 5.94 mmol) by a route analogous to that used for the preparation of compound 388D.