反应详情

The intermediate o-aminobenzhydrazide is prepared by refluxing 151 g (1.0 mol) methyl anthranilate and 55 g (1.1 mol) 64% aqueous hydrazine in a 250 ml round bottom flask for 2 hours. The product is recrystallized from 1.0 liter ethyl alcohol yielding 75 g of a light yellow solid, melting at 119°-121° C.

1. customThe product is recrystallized from 1.0 liter ethyl alcohol yielding 75 g of a light yellow solid, melting at 119°-121° C.