Triethylamine → 3-(2-Chloro-4-methylphenyl)-1-ethyl-2-thioxo-imidazolidin-4-one

Participants

Reaction Steps

The title compound was prepared by the procedure described in Example 28 using 18.3 g of 2-chloro-4-methylphenyl-isothiocyanate, 18.4 g of N-ethyl glycine, 20.2 g of triethyl amine, and 300 mL of chloroform. Crystallization from ethyl acetate afforded the title compound (5.8 g) as a peach solid, m.p. 126°-128° C. Anal. Calcd. for. C12H13Cl N2O S: C, 53.63; H, 4.88; N, 10.42. Found: C, 53.50; H, 4.76; N, 10.28. Mass spectrum (+FAB, IM+H]+) m/z 269/271.

Provenance & Evidence