反应详情

1.20 g (5.35 mmol) 2-pyrimidin-4-yl-indan-1,3-dione in 30 ml ethanol is spiked with 345 μl (6.96 mmol) hydrazine hydrate and heated for 5 h to 100° C. After cooling, the product is filtered off and washed with ethanol: m.p.: 204-206° C.; Anal. calc. (C13H10N4O.0.5 H2O ) C 63.15%, H 4.48%, N 22.66%; found C 63.3%, H 4.5%, N 22.7%; FAB MS (M+H)+=239.

1. temperatureheated for 5 h to 100° C
2. temperatureAfter cooling
3. filtrationthe product is filtered off
4. washwashed with ethanol