反应详情

The desired product was prepared from 6-amino-2-(4-phenoxyphenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carbonitrile using the procedure similar to step 2 for compound 2. 1H NMR (400 MHz, DMSO-d6) 7.53-7.48 (m, 2H), 7.46-7.40 (m, 2H), 7.22-7.16 (m, 1H), 7.11-7.03 (m, 4H), 6.58 (br s, 1H), 4.15-4.08 (m, 1H), 3.72-3.67 (m, 1H), 3.40-3.30 (m, 2H) and 3.06-2.98 (m, 1H). MS (ESI) m/e [M+1]+ 350.2.