Triethylamine → 1-Isopropyl-3-(2-isopropylphenyl)2-thioxo-imidazolidin-4-one

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The title compound was prepared by the procedure described in Example 18 using 10.0 g of 2-isopropylphenyl-isothiocyanate, 11.9 g of N-isopropyl glycine, 12.0 g of triethyl amine, and 200 mL of chloroform. Crystallization from ethanol afforded the title compound (6.8 g) as a light pink solid, m.p. 112°-114° C. Anal. Calcd. for. C15H20N2OS: C, 65.18; H, 7.29; N, 10.13. Found: C, 65.51; H, 7.25; N, 10.32. Mass spectrum (EI, M.+) m/z 276.

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