3,3-Dimethyl-1-butenylboronic acid → 1-[6-(3,3-Dimethyl-but-1-enyl)-pyridin-3-ylmethyl]-3-hydroxy-1H-thieno[3,2-d]pyrimidine-2,4-dione

Participants

Reaction Steps

The title compound was prepared from 1-(6-chloro-pyridin-3-ylmethyl)-3-hydroxy-1H-thieno[3,2-d]pyrimidine-2,4-dione and 2-tert-butyl vinyl boronic acid via general procedure C. The crude product was purified by mass-triggered preparative HPLC. 1H NMR (DMSO-d6) δ 10.8 (bs, 1H), 8.53 (d, 1H, J=2.1 Hz), 8.14 (d, 1H, J=5.4 Hz), 7.62 (dd, 1H, J=2.1, 7.8 Hz), 7.38 (d, 1H, J=5.1 Hz), 7.36 (d, 1H, J=7.8 Hz), 6.78 (d, 1H, J=16.2 Hz), 6.35 (d, 1H, J=16.2 Hz), 5.29 (s, 2H), 1.09 (s, 9H); Electrospray MS: 358 (M+H); retention time: 2.62 min.

Provenance & Evidence