Azolecarboxamide derivative
A technology of azole carboxamides and derivatives, which is applied in the field of azole carboxamide derivatives, can solve problems such as untouched and undisclosed, and achieve high safety, strong effect of improving urination symptoms, and avoiding side effects
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[0440] Hereinafter, the compounds of the present invention will be further specifically described by way of examples. In addition, the production method of the raw material compound is described as a reference example. It should be noted that the production method of the compound of the present invention is not limited to the production method of the specific examples shown below, and it can also be produced by a combination of the above-mentioned production methods or a known production method.
[0441] The following abbreviations are used in Reference Examples and Examples.
[0442] Me: methyl; Et: ethyl; Ac: acetyl; Ms: methylsulfonyl; Ph: phenyl; Boc: tert-butoxycarbonyl; TBS: tert-butyldimethylsilyl; Tf: trifluoro Methanesulfonyl; HOBt: 1-hydroxybenzotriazole; WSC HCl: 1-ethyl-3-(3-dimethylaminopropyl) carbodiimide hydrochloride; DCC: dicyclohexylcarbodiimide imine; CDI: carbonyldiimidazole; DPPA: diphenylphosphoryl azide; DEPC: diethyl cyanophosphonate; THF: tetrahydro...
reference example 1
[0444] 2,4-Difluoro-6-nitrophenyl triflate is produced by reacting trifluoromethanesulfonic anhydride and 2,4-difluoro-6-nitrophenol in pyridine.
reference example 8
[0446] 4-Chloro-3-nitrophenylmethylsulfoxide is produced by reacting m-chloroperbenzoic acid and 4-chloro-3-nitrophenylmethylsulfide in chloroform to oxidize thioether.
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