Tris(1,1-dimethylethyl)phosphine → HCID 66662083, compound

Participants

Reaction Steps

A mixture of (1R)-1′-{[1-(4-bromophenyl)cyclopropyl]carbonyl}-3H-spiro[2-benzofuran-1,3′-pyrrolidin]-3-one (25 mg, 0.061 mmol), [(E)-2-(4-methylphenyl)vinyl]boronic acid (11 mg, 0.067 mmol), tri-tert-butylphosphine (1.5 mg, 0.007 mmol), tris(dibenzylideneacetone)dipalladium(0) (3 mg, 0.003 mmol), potassium fluoride (12 mg, 0.2 mmol) in tetrahydrofuran (0.4 ml) was microwave irradiated at 90° C. for 20 minutes. The desired product was obtained from the mixture by prep-HPLC (13.7 mg, yield: 50%). LCMS: m/z 450.2 (M+H)+; 472.2 (M+Na)+.

Provenance & Evidence