Reference of 22236-10-8, In the chemical reaction process, reaction time, type of solvent, can easily affect the result of the reaction, thereby determining the yield and properties of the reaction product. An updated downstream synthesis route of 22236-10-8 as follows.
A solution of 4-difiuoromethoxyaniline (258 mg, 1.62 mmol) and 4-difluoromethoxyphenyl isocyanate (300 mg, 1.62 mmol) in toluene (8.1 niL) is heated at 7O0C for 1.5 h. The resulting white solid is collected by suction filtration and dried with suction for 30 min to obtain N,N’-bis[4- (difluoromethoxy)phenyl]urea as a white solid. 1H NMR: (CD3OD) 7.45 (dd, 4H), 7.09 (dd, 4H), 6.91(dt, 2H, Ji = 56 Hz).
According to the analysis of related databases, 22236-10-8, the application of this compound in the production field has become more and more popular.
Reference:
Patent; NEUROGEN CORPORATION; WO2006/49941; (2006); A2;,
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