Simultaneous preparation of 1,3-disubstituted ureas and...

Details Simultaneous preparation of 1,3-disubstituted ureas and... Simultaneous preparation of 1,3-disubstituted ureas and...

C - Chemistry, Metallurgy

07

C

260/547.2, 260/6

C07C 31/20 (2006.01) C07C 29/09 (2006.01) C07C 35/02 (2006.01) C07C 273/18 (2006.01)

Patent

CA 1117976

Abstract of the Disclosure: 1,3-Disubstituted ureas and 1,2-diols are prepared simultaneously by reacting cyclic carbonates with amines in a particular ratio, at an elevated temperature. The ureas I obtainable by the process of the inven- tion are valuable starting materials for the synthesis of dyes and crop protection agents.

316802

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