Triethylamine → 3-(2-Ethyl-6-methylphenyl)-1-isopropyl-2-thioxo-imidazolidin-4-one

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The title compound was prepared by the procedure described in Example 45 using 17.7 g of 2-ethyl-6-methylphenyl-isothiocyanate, 21.2 g of N-isopropyl glycine, 21.0 g of triethyl amine, and 300 mL of chloroform. Crystallization from ethanol afforded the title compound (13.0 g) as a light yellow solid, m.p. 132°-134° C. Anal. Calcd. for. C15H2O N2O S: C, 65.18; H, 7.29; N, 10.14. Found: C, 65.06; H, 7.37; N, 10.20. Mass spectrum (El, M.+) m/z 276.

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