Triethylamine → HCID 21919375, compound

Participants

Reaction Steps

A mixture of 4,6-dichloropyrimidine (39.4 g), 1-mesylpiperazine hydrochloride (55.7 g) and triethylamine (116 ml) in ethanol (500 ml) was stirred at reflux temperature for 4 hours. The mixture was then stirred at room temperature for 12 hours. The solid, which had separated, was collected by filtration, slurry washed with ethanol (2×80 ml, 160 ml) then with diethyl ether (150 ml), and dried to give 1-(6-chloropyrimidin-4-yl)-4-mesylpiperazine as a cream solid (71.9 g). mp 200-202° C.

Provenance & Evidence