反应详情

To a mixture of 5.6 parts of 2-amino-7-nitro-5-phenyl-3H-1,4-benzodiazepine, 200 parts by volume of ethanol and 2.4 parts by volume of glacial acetic acid is added with stirring 5 parts by volume of 80% hydrazine hydrate. The mixture is stirred for 30 minutes at room temperature and treated in a similar manner to Example 1, whereby 2-hydrazino-7-nitro-5-phenyl-3H-1,4-benzodiazepine is yielded as reddish, viscous oily substance.

1. additionis added
2. additiontreated in a similar manner to Example 1