1-(cyclohexylmethyl)piperidin-4-amine;dihydrochloride

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The title compound was prepared (81 mg, 28%) from 4-chloro-5,6-dimethylthieno[2,3-d]pyrimidine (325 mg, 1.21 mmol) and 1-(cyclohexylmethyl)piperidin-4-amine dihydrochloride (160 mg, 0.81 mmol) by following the general procedure described for Preparation 6. 1H NMR (400 MHz, CDCl3) δ 8.36 (s, 1H), 5.36 (d, 1H), 4.22 (m, 1H), 2.80 (d, 2H), 2.44 (s, 3H), 2.41 (s, 3H), 2.21-2.09 (m, 7H), 1.79-1.45 (m, 6H), 1.20 (m, 4H), 0.88 (m, 2H); MS (ESI) m/z: Calculated for C20H31N4S, 359.23; Observed: 359.2 (M++1). described for Preparation 6