反应详情

In accordance with the process of Preparation No. 2 except using 1.63 g. of 3,5-dichloro-4-aminopyridine instead of 1.8 g. of 2-amino-3,5-dichloro-6-methylpyridine; and using 50 ml. of dimethylformamide instead of 30 ml. of the same and using 2.7 g. of 2,6-dinitro-4-trifluoromethylchlorobenzene instead of 3.07 g. of the same, the process was carried out to obtain 2.8 g. of the object compound having the melting point of 138° to 140° C.

1. customIn accordance with the process of Preparation No
2. customto obtain 2.8 g