Methanesulfonyl chloride → 6-{4-[3-(2,5-Dioxoimidazolidin-1-yl)phenyl]butoxy}hexyl methanesulfonate

Participants

Reaction Conditions

Reaction Steps

3-(3-{4-[(6-Hydroxyhexyl)oxy]butyl}phenyl)imidazolidine-2,4-dione (2.67 g) in CH2Cl2 (50 ml) and triethylamine (1.2 ml) was treated with methanesulfonyl chloride (1.22 ml) and the mixture was stirred at 20° C. for 1.5 h. The mixture was diluted with CH2Cl2 and washed with 2M HCl, NaHCO3, dried and purified by chromatography on Biotage (40 g) eluting with EtOAc-petroleum ether(1:1) and then with 2% MeOH—CH2Cl2 to give the title compound (1.186 g) ES+ve 427 (MH)+.

Provenance & Evidence