4-Chloro-3-(trifluoromethyl)benzeneboronic acid → HCID 90036490, compound

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Reaction Steps

The title compound, light yellow solid (77 mg, 76%), MS (ISP) m/z=404.4 [(M+H)+], mp 278° C., was prepared in accordance with the general method of example 1 from 6-bromo-10-methyl-1-oxo-1,2,3,4-tetrahydro-pyrazino[1,2-a]indole-8-carbonitrile (intermediate 16) (76 mg, 0.25 mmol) and commercially available 4-chloro-3-trifluoromethyl-phenylboronic acid (72.9 mg, 0.325 mmol).

Provenance & Evidence