反应详情

A mixture of N,N-dimethyl-5-nitro-1H-indole-3-methanamine (J.Med, Chem, 9, 140,(1966)) (9.10 g) and imidazole (2.96 g) in xylene (120 ml) was heated under reflux for 2.5 hours and then cooled. The solid was filtered off, washed with ether and dried to give the title compound (9.40 g), m.p. 230°-232° C. (from ethyl acetate/methanol). Found: C,59.85; H,4.39; N,22.80. C12H10N4O2 requires: C,59.50; H,4.16; N,23.13%.

1. temperaturewas heated
2. temperatureunder reflux for 2.5 hours
3. temperaturecooled
4. filtrationThe solid was filtered off
5. washwashed with ether
6. customdried