4-Thiazoleacetic acid, 2-amino-, ethyl ester → Ethyl [2-({[4-(trifluoromethyl)phenyl]sulfonyl}amino)-1,3-thiazol-4-yl]acetate

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Reaction Steps

The title compound was prepared from ethyl 2-amino-4-thiazolylacetate and 4-trifluoromethylbenzenesulfonyl chloride according to METHOD A, giving 0.14 g (33%) of an off-white solid after recrystallization from acetone/ether/petroleum ether: mp 174° C.; MS (Ionspray, [M+H]+) m/z 395; Anal. Calcd (found) for C14H13F3N2O4S2: C, 42.6 (42.4)%, H, 3.3 (2.8)%, N, 7.1 (6.8)%

Provenance & Evidence