4-Chloro-3-(trifluoromethyl)benzeneboronic acid → HCID 73335413, compound

Participants

Reaction Steps

The title compound, white solid (63 mg, 65%), MS (ISN) m/z=388.4 [(M−H)+], mp 347° C., was prepared in accordance with the general method of example 1 from 6-bromo-1-oxo-1,2,3,4-tetrahydro-pyrazino[1,2-a]indole-8-carbonitrile (intermediate 15) (72.5 mg, 0.25 mmol) and commercially available 4-chloro-3-trifluoromethyl-phenylboronic acid (72.9 mg, 0.325 mmol).

Provenance & Evidence