1-[(3,5-Difluorophenyl)methyl]piperidin-4-amine → N-(1-(3,5-Difluorobenzyl)piperidin-4-yl)-6-chloro-5-(4-fluorophenyl)thieno[2,3-d]pyrimidin-4-amine

Participants

Reaction Steps

The title compound was prepared (140 mg, 49%) from 4,6-dichloro-5-(4-fluorophenyl)thieno[2,3-d]pyrimidine (175 mg, 0.59 mmol) and 1-(3,5-difluorobenzyl)piperidin-4-amine (170 mg, 0.7 mmol) by following the general procedure described for Preparation 6. 1H NMR (400 MHz, CDCl3): δ 8.45 (s, 1H), 7.45 (m, 2H), 7.30 (m, 2H), 6.85 (m, 2H), 6.65 (m, 1H), 4.65 (m, 1H), 4.05 (bs, 1H), 3.40 (s, 2H), 2.40 (m, 2H), 2.15 (m, 2H), 1.85 (m, 2H), 1.15 (m, 1H). MS (ESI) m/z: Calculated: 488.1; Observed: 489.2 (M++1).

Provenance & Evidence