Reserpine → N-{4-[7-Amino-3-(4-piperidyl)-1H-pyrazolo[4,3-d]pyrimidin-1-yl]-2-methoxyphenyl}-N-phenylurea

Participants

Reaction Steps

The title compound was prepared from tert-Butyl 4-[7-amino-1-(4-amino-3-methoxyphenyl)-1H-pyrazolo[4,3-d]pyrimidin-3-yl]-1-piperidinecarboxylate and phenyl isocyanate in the manner described for the preparation of N2-{4-[7-amino-3-(4-piperidyl)-1H-pyrazolo[4,3-d]pyrimidin-1-yl]-2-methoxyphenyl}-1-methyl-1H-2-indolecarboxamide: 1H NMR (DMSO-d6, 400 MHz) δ 9.40 (s, 1H), 8.44 (s, 1H), 8.33 (d, 1H), 8.23 (s, 1H), 7.47 (d, 2H), 7.31 (m, 2H), 7.19 (s, 1H), 7.06 (m, 1H), 7.00 (m, 1H), 6.5 (bs, 2H), 3.95 (s, 3H), 3-3.2 (m, 3H), 2.71 (m, 2H), 1.9-2.0 (m, 4H); RP-HPLC (Hypersil HS C18, 5 μm, 100 A, 250×4.6 mm; 5%-100% acetonitrile-0.05 M ammonium acetate over 25 min, 1 mL/min) tr 13.02 min; MS: MH+ 459.1, M−H+ 457.2

Provenance & Evidence