5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine → 5-(4-Morpholino-6-((4-n-cyclopropylsulfonylpiperazin-1-yl)methyl)thieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine

Participants

Reaction Steps

2-Chloro-6-(4-cyclopropanesulfonyl-piperazin-1-ylmethyl)-4-morpholin-4-yl-thieno[3,2-d]pyrimidine (Example 39) following General Procedure B-3 was reacted with 2-aminopyridine-5-boronic acid pinacol ester using General Procedure A. Purification on silica yielded 123. (400 MHz, CDCl3): 0.91-0.94 (2H, m, CH2), 1.10-1.12 (2H, m, CH2), 2.20 (1H, m, CH), 2.58-2.60 (4H, m, CH2), 3.29-3.31 (4H, m, CH2), 3.79-3.82 (6H, m, CH2), 3.94-3.97 (4H, m, CH2), 4.55 (1H, b, NH2), 6.47 (1H, d (J=0.62), ar), 7.22 (1H, s, ar), 8.38 (1H, dd (J=8.89, 2.27), ar), 9.08 (1H, dd (J=2.20, 0.49), ar). (M+H)+ 516.37

Provenance & Evidence