N-(3-((4-trifluoromethyl)-2-pyrimidinyl)aminophenyl)-2,6-difluorobenzene sulfamide derivative

The invention discloses N-(3-((4-trifluoromethyl)-2-pyrimidinyl)aminophenyl)-2,6-difluorobenzene sulfamide having an anti-tumor activity and a derivative thereof, and synthesis methods thereof. The N-(3-((4-trifluoromethyl)-2-pyrimidinyl)aminophenyl)-2,6-difluorobenzene sulfamide has a structural formula as shown in Formula I. The synthesis method disclosed by the invention comprises the followingsteps: performing nucleophilic substitution on 2,6-difluorobenzenesulfonyl chloride and m-phenylenediamine to obtain sulfonamide; enabling an amino group of N-(3-aminophenyl)-2,6-difluorobenzene sulfamide to react with cyanamide to obtain guanidine salt; then preparing a series of different substituted 1,3-diketone compounds; finally, enabling the guanidine salt to react with 1,3-diketone to forma pyrimidine ring, and ingeniously introducing the anactive group of the pyrimidine ring into a molecular structure. According to the N-(3-((4-trifluoromethyl)-2-pyrimidinyl)aminophenyl)-2,6-difluorobenzene sulfamide and the