1-(Triisopropylsilyl)pyrrole-3-boronic acid → 1-[5-Chloro-2-(trifluoromethyl)benzyl]-7-(1-triisopropylsilanyl-1H-pyrrol-3-yl)-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine

Participants

Reaction Steps

1-[5-Chloro-2-(trifluoromethyl)benzyl]-7-iodo-1,2,3,4-tetrahydro-pyrido[2,3-b]pyrazine (111 mg) was reacted with 1-(triisopropylsilyl)-1H-pyrrole-3-boronic acid as in General Procedure 4B to give the title compound as an off-white solid (80% yield). LCMS: m/z=349.34 (M+H+), 1H-NMR (CDCl3, 400 MHz) δ 1.08 (18H, d, J=7.6 Hz), 1.41 (3H, m), 3.49 (2H, m), 3.65 (2H, m), 4.58 (2H, s), 4.92 (1H, bs), 6.37 (1H, m), 6.54 (1H, d, J=1.8 Hz), 6.72 (1H, m), 6.76 (1H, m), 7.32 (1H, d, J=8.6 Hz), 7.54 (1H, s), 7.61 (1H, d, J=8.6 Hz), 7.70 (1H, m).

Provenance & Evidence