反应详情

Operations are carried out as for Example 1, starting from 4.3 g of 4-phenyl naphthalene 2-carboxylic acid, 20 ml of thionyl chloride and then 1.5 g of N-methyl 2-butanamine in 20 ml of pyridine. 3 g of N-methyl N(1-methyl propyl) 4-phenyl naphthalene 2-carboxamide, melting at 108° C., are obtained.