Triethylamine → 1-Ethyl-3-(naphthalen-2-yl)-2-thioxo-imidazolidin-4-one

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Reaction Steps

The tide compound was prepared by the procedure described in Example 4 using 9.2 g of N-ethyl glycine, 9.3 g of 2-naphthyl-isothiocyanate, 10.1 g of triethylamine, and 150 mL of methylene chloride. Purification was achieved through crystallization from ethanol. Title compound (4.7 g) was obtained as a light pink solid, m.p. 156°-159° C. Anal. Calcd. for. C15H14N2O S: C, 66.64; H, 5.22; N, 10.36 Found: C, 66.69; H,5.24; N, 10.42. Mass spectrum (El, M.+) m/z 270.

Provenance & Evidence