1,1,1,2-Tetrachloroethane → HCID 22120005, compound

Participants

Reaction Steps

A mixture of methyl 5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-pyrimidinyl]-1,2-benzisothiazole-3-acetate (0.400 g, 0.00100 mol), N-bromosuccinimide (0.370 g, 0.00210 mol), benzoyl peroxide (0.0100 g) and tetrachloroethane is stirred 2.5 hours at reflux, cooled to room temperature, and chromatographed on silica gel with methylene chloride to afford the title compound as an off-white solid (0.430 g, 90.0%, mp 84-87° C.) which is identified by NMR spectral analysis.

Provenance & Evidence