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Chemical Structure| 813425-49-9 Chemical Structure| 813425-49-9

Structure of 813425-49-9

Chemical Structure| 813425-49-9

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Product Details of [ 813425-49-9 ]

CAS No. :813425-49-9
Formula : C8H8F3N3O2
M.W : 235.16
SMILES Code : FC(C1=CC([N+]([O-])=O)=CN=C1N(C)C)(F)F

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Application In Synthesis of [ 813425-49-9 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 813425-49-9 ]

[ 813425-49-9 ] Synthesis Path-Downstream   1~3

  • 1
  • [ 99368-67-9 ]
  • [ 124-40-3 ]
  • [ 813425-49-9 ]
YieldReaction ConditionsOperation in experiment
5-Nitro-3-(trifluoromethyl)pyridin-2(1H)-one was treated with thionyl chloride and then the resulting <strong>[99368-67-9]2-chloro-5-nitro-3-(trifluoromethyl)pyridine</strong> was treated with dimethylamine to obtain N,N-dimethyl-5-nitro-3-(trifluoromethyl)pyridin-2-amine.
  • 3
  • [ 99368-67-9 ]
  • [ 506-59-2 ]
  • [ 813425-49-9 ]
YieldReaction ConditionsOperation in experiment
84% With 18-crown-6 ether; potassium carbonate; In acetonitrile; for 12.0h;Reflux; <strong>[99368-67-9]2-Chloro-5-nitro-3-(trifluoromethyl)pyridine</strong> (41 mg, 0.18 mmol), dimethylamine hydrochloride (18 mg, 0.22 mmol), potassium carbonate (88 mg, 0.63 mmol) and 1 ,4,7, 10,13, 16-hexaoxacyclooctadecane (10 mg) was dissolved in acetonitrile. The reaction mixture was refluxed for 12 h. The reaction mixture was cooled to room temperature and then was concentrated under reduced pressure. Then the mixture was extracted with ethyl acetate and washed with water. The organic layer was concentrated under reduced pressure. The crude was purified by column chromatography to give N,N-dimethyl-5-nitro-3- (trifluoromethyl)pyridin-2-amine (36 mg, 84 percent).
84% With 18-crown-6 ether; potassium carbonate; In acetonitrile; for 12.0h;Reflux; <strong>[99368-67-9]2-Chloro-5-nitro-3-(trifluoromethyl)pyridine</strong> (41 mg, 0.18 mmol), dimethylamine hydrochloride (18 mg, 0.22 mmol), potassium carbonate (88 mg, 0.63 mmol) and 1 ,4,7,10, 13, 16-hexaoxacyclooctadecane (10 mg) was dissolved in acetonitrile. The reaction mixture was refluxed for 12 h. The reaction mixture was cooled to room temperature and then was concentrated under reduced pressure. Then the mixture was extracted with ethyl acetate and washed with water. The organic layer was concentrated under reduced pressure. The crude was purified by column chromatography to give N,N-dimethyl-5-nitro-3- (trifluoromethyl)pyridin-2-amine (36 mg, 84 percent).
84% With 18-crown-6 ether; potassium carbonate; In acetonitrile; for 12.0h;Reflux; Step 2: <strong>[99368-67-9]2-Chloro-5-nitro-3-(trifluoromethyl)pyridine</strong> (41 mg, 0.18 mmol), dimethylamine hydrochloride (18 mg, 0.22 mmol), potassium carbonate (88 mg, 0.63 mmol) and 1,4,7,10,13,16-hexaoxacyclooctadecane (10 mg) was dissolved in acetonitrile. The reaction mixture was refluxed for 12 h. The reaction mixture was cooled to room temperature and then was concentrated under reduced pressure. Then the mixture was extracted with ethyl acetate and washed with water. The organic layer was concentrated under reduced pressure. The crude was purified by column chromatography to give N,N-dimethyl-5-nitro-3-(trifluoromethyl)pyridin-2-amine (36 mg, 84percent).
84% With 18-crown-6 ether; potassium carbonate; In acetonitrile; for 12.0h;Reflux; Step 2 <strong>[99368-67-9]2-Chloro-5-nitro-3-(trifluoromethyl)pyridine</strong> (41 mg, 0.18 mmol), dimethylamine hydrochloride (18 mg, 0.22 mmol), potassium carbonate (88 mg, 0.63 mmol) and 1,4,7,10,13,16-hexaoxacyclooctadecane (10 mg) was dissolved in acetonitrile. The reaction mixture was refluxed for 12 h. The reaction mixture was cooled to room temperature and then was concentrated under reduced pressure. Then the mixture was extracted with ethyl acetate and washed with water. The organic layer was concentrated under reduced pressure. The crude was purified by column chromatography to give N,N-dimethyl-5-nitro-3-(trifluoromethyl)pyridin-2-amine (36 mg, 84percent).

 

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