abstract |
The invention provides a method for preparing deuterated diphenylurea. Specifically, the present invention provides a new intermediate N-(1,1,1-trideuteromethyl)benzosuccinimide that can be used to prepare deuterated diphenylurea compounds, and the intermediate The application of body in the preparation of deuterated diphenyl urea compound. The method of the invention can conveniently and efficiently prepare high-purity intermediates and various deuterated diphenylurea compounds. |