反应详情

The general procedure from Example 21 is repeated except that the 4-amino-5-chloro-N-[2-(diethylamino)ethyl]-2-[2-(methylthio)ethoxy]benzamide utilized therein was replaced with the product from Step A to give the title compound in 78% yield after chromatography on silica and crystallization from methylene chloride-ether, as a solid, mp. 80°-83° C.