5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine → HCID 90036556, compound

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Reaction Steps

The title compound, brown solid (46 mg, 58%), MS (ISP) m/z=318.5 [(M+H)+], mp 314.5° 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 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-pyridin-2-amine (71.5 mg, 0.325 mmol).

Provenance & Evidence