HCID 68182108, compound → HCID 68182067, compound

Participants

Reaction Steps

To 7-methoxy-3-(4-propylphenyl)-4,5-dihydro-3H-benzo[e]indazole (Preparation 136B, 570 mg, 1.790 mmol) in dichloromethane (8 mL), cooled to 0° C. was added borontribromide (7.16 mL, 7.16 mmol) dropwise. The reaction mixture was allowed to warm to room temperature slowly and was stirred at room temperature overnight. The reaction mixture was slowly quenched with 1 ml of MeOH. The dark colored solid that formed was filtered and dried under high vacuum to yield 370 mg of product. (yield: 62%). LC/MS M+1=305.1.

Provenance & Evidence