Process for preparing sulfonylureas

Details Process for preparing sulfonylureas Process for preparing sulfonylureas

C - Chemistry, Metallurgy

07

D

260/259, 260/249

C07D 251/12 (2006.01) C07D 239/28 (2006.01) C07D 409/12 (2006.01) C07D 521/00 (2006.01)

Patent

CA 1196920

Title PROCESS FOR PREPARING SULFONYLUREAS Abstract Sulfonylureas are prepared by contacting a sulfonyl halide with an ammonium, phosphonium, sulfonium, or an alkali metal cyanate salt in the presence of an amine.

468439

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