Ethyl Acetate → HCID 178422424, compound

Participants

Reaction Steps

To a solution of 50 mg of 5-methyl-6,7-dihydro-2H-benzo[5,6]azepino[4,3,2-cd]indazol-7-one prepared in Example 25-c in 1 ml dimethylformamide was added 40 mg of N-bromosuccinimide [CAS No. 128-08-5], followed by stirring at room temperature for 30 minutes. To the reaction mixture was added 2 ml of ethyl acetate and the precipitated crystals were collected by filtration. The crystals were washed with ethyl acetate and dried in vacuo, to give 45 mg of the title compound as ocher yellow crystals.

Provenance & Evidence