Dimethyl Sulfoxide → HCID 178483779, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of 4.2 g (6.3 mmol) of 5-chloro-2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethyl]-7,10-bis(phenylmethoxy)anthra[1,9-cd]pyrazol-6(2H)-one, 5.3 g (60 mmol) of N,N-dimethylethylenediamine, 17 g (12.6 mmol) of powdered potassium carbonate, and 35 ml of dimethylsulfoxide is stirred overnight at 50° C. The mixture is cooled and diluted with 50 ml of water. The solid is collected and washed with water. The solid is heated in dichloromethane, the solution filtered, then concentrated. Trituration of the residue with hot ethyl acetate gives 1.7 g of the dried product; mp 148°-153° C.

Provenance & Evidence