反应详情

4-[[O-[N-Methyl-N-(4-chlorophenylthiosulfenyl)carbamoyl]oximino]]-5-methyl-1,3-oxathiolane was prepared according to the procedure described in Example I by reacting 4.0 g (0.03 m) of 5-methyl-4-oximino-1,3-oxathiolane, 7.55 g (0.03 m) of N-methyl-N-(4-chlorophenylthiosulfenyl)carbamoyl fluoride and 3.07 g (0.03 m) of triethylamine in 50 ml of dioxane. Addition of isopropyl ether and ethyl acetate to the residual oil and cooling yielded 2.37 g of a white solid, m.p. 71°-73° C.

1. temperaturecooling