反应详情

温度

90 °C

A mixture of 8-dimethylamino-methylene-6,8-dihydro-1-thia-3,6-diaza-as-indacen-7-one (Procedure E, 0.040 g, 0.163 mmol), 2-(4-aminophenyl)-3-methyl-pyrazoline-5-one (0.047 g, 0.248 mmol) in absolute ethanol (5 ml) was heated with stirring at 90° C. for 16 h. The reaction was diluted with ethanol and diethyl ether and the product collected by filtration to yield 0.052 (83%) of the title compound.

1. temperaturewas heated
2. filtrationthe product collected by filtration