反应详情

By substituting 4-chlorophenylhydrazine hydrochloride in the above procedure for 4-chloro-2-fluorophenylhydrazine hydrochloride, 2-(4-chlorophenyl)-1,2,4,5,6,7-hexahydro-3H-indazol-3-one was prepared, m.p. 183.5°-185° (Lit 186°-187°, Chem. Abs., 67 1145h).

1. customwas prepared