1-Isopropylpiperazine → N-{3-chloro-4-[(6-methylpyridin-3-yl)oxy]phenyl}-3-[2-(4-isopropylpiperazin-1-yl)ethoxy]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

Participants

Reaction Steps

The procedure described in Example 23 was repeated using 3-(2-chloroethoxy)-N-{3-chloro-4-[(6-methylpyridin-3-yl)oxy]phenyl}-1H-pyrazolo[3,4-d]pyrimidin-4-amine (prepared as described in Example 16) and N-isopropylpiperazine to give the title compound in 71% yield; NMR Spectrum: 0.91 (d, 6H), 2.39 (br s, 4H), 2.45 (s, 3H), 2.50 (hidden by DMSO, 4H), 2.55 (m, 1H), 2.78 (t, 2H), 4.44 (t, 2H), 7.20 (d, 1H), 7.25 (br s, 2H), 7.73 (d, 1H), 8.11 (s, 1H), 8.21 (s, 1H), 8.36 (s, 1H), 8.62 (br s, 1H); Mass Spectrum: 523 (MH+).

Provenance & Evidence