4-Nitrophenylboronic acid → HCID 90036111, compound

Participants

Reaction Steps

The title compound, yellow solid (69 mg, 80%), MS (ISP) m/z=347.5 [(M+H)+], mp 193.5° C., was prepared in accordance with the general method of example 1 from 7-bromo-1-oxo-2,3,4,5-tetrahydro-[1,4]diazepino[1,2-a]indole-9-carbonitrile (intermediate 20) (76.0 mg, 0.25 mmol) and commercially available 4-nitro-phenylboronic acid (54.3 mg, 0.325 mmol).

Provenance & Evidence