5-Chloro-salicylaldehyde → 6-[4-(5-Chloro-2-hydroxy-benzyl)-piperazin-1-yl]-3H-pyrimidin-4-one

Participants

Reaction Steps

6-[4-(5-Chloro-2-hydroxy-benzyl)-piperazin-1-yl]-3H -pyrimidin-4-one was prepared using Procedure B from 6-piperazin-1-yl-3H-pyrimidin-4-one (Intermediate 4) and 5-chlorosalicylaldehyde (available from Aldrich). 1H NMR (400 MHz, CDCl3) δ 2.60-2.64 (m, 4H), 3.58-3.65 (m, 4H), 3.70 (s, 2H), 5.40 (s, 1H), 6.76-6.78 (m, 1H), 6.96-6.99 (m, 1H), 7.13-7.15 (m, 1H), 7.85 (s, 1H), 10.60 (br s, 1H), 12.65 (br s, 1H). Mass spectrum (ES) MH+=321.

Provenance & Evidence