Water → HCID 19972725, compound

Participants

Reaction Conditions

Reaction Steps

0.032 ml of methanesulfonyl chloride in 1 ml of dimethylformamide was added dropwise in 10 minutes to a solution of 0.21 g of compound of Example 94 and 0.062 ml of triethylamine in 4 ml of dimethylformamide, stirred at -20° C. Stirring was continued at the same temperature for 3.5 hours. After this period, the reaction mixture was poured into water and the suspension was filtered by suction, yielding 0.1 g of the title compound which was recrystallized from 80% ethanol (m.p. 272°-275° C.).

Provenance & Evidence