Dimethylformamide → HCID 18918155, compound

Participants

Reaction Steps

The procedure is performed as in Example 21, but starting with 1.65 g of 10-(2-imidazolylmethylene)-5H,10H-imidazo[1,2-a]indeno[1,2-e]pyrazin-4-one, 300 ml of dimethylformamide, 5 ml of acetic acid and 0.17 g of 10% palladium on charcoal. 0.5 g of 10-(2-imidazolylmethyl)-5H,10H-imidazo[1,2-a]indeno-[1,2-e]pyrazin-4-one is obtained, in the form of a pale yellow solid melting above 260° C. (Analysis % calculated C: 67.32, H: 4.32, N: 23.09, O: 5.27, % found C: 67.2, H: 4.3, N: 23.0).

Provenance & Evidence