反应详情

Prepared as described for 4-hydroxy-6-(2-phenethyl)pyridazin-3(2H)-one (Example 1) from 3,4-bis(benzyloxy)-6-(1-phenylcyclopropyl)pyridazine (Intermediate 26) except that the reaction was carried out in ethyl acetate. The crude material was recrystallised from ethyl acetate to give a pink solid (yield=27%).

1. customPrepared
2. customThe crude material was recrystallised from ethyl acetate