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[ CAS No. 15211-98-0 ] {[proInfo.proName]}

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Chemical Structure| 15211-98-0
Chemical Structure| 15211-98-0
Structure of 15211-98-0 * Storage: {[proInfo.prStorage]}
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Product Details of [ 15211-98-0 ]

CAS No. :15211-98-0 MDL No. :MFCD11135722
Formula : C12H7BrFNO3 Boiling Point : -
Linear Structure Formula :- InChI Key :-
M.W : 312.09 Pubchem ID :-
Synonyms :

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* 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 [ 15211-98-0 ]

[ 15211-98-0 ] Synthesis Path-Downstream   1~1

  • 1
  • [ 106-41-2 ]
  • [ 364-74-9 ]
  • [ 15211-98-0 ]
YieldReaction ConditionsOperation in experiment
100% With potassium carbonate; In N,N-dimethyl-formamide; at 75℃; for 6h; (i) Production of 2-(4-bromophenoxy)-5-fluoronitrobenzene (2) Potassium carbonate (5.64 g, 40.8 mmol) was added to an N,N-dimethylformamide solution (100 ml) of p-bromophenol (5.43 g, 31.4 mmol), and <strong>[364-74-9]2,5-difluoronitrobenzene</strong> 1 (5.00 g, 31.4 mmol) further was added thereto. The resulting mixture was stirred at 75C for 6 hours. Distilled water was added to the resulting reaction solution, and then extraction was carried out with ethyl acetate (* 3). The combined organic layers were washed successively with 1N hydrochloric acid, a 2N aqueous sodium hydroxide solution, a saturated aqueous sodium hydrogencarbonate solution, and saturated brine. The organic layer was dried over anhydrous sodium sulfate and then concentrated in vacuo. The residue thus obtained was purified by silica gel chromatography (silica gel: 200 g, eluant: hexane/ethyl acetate = 15/1), thereby giving the title compound (9.87 g, quantitative) as orange crystals. TLC Rf 0.42 (hexane/ethyl acetate = 15/1). 1H NMR (CDCl3, 400 MHz)delta: 7.05-7.10 (dd, 1H, aromatic, J = 9.1, 4.6 Hz), 7.26-7.32 (ddd, 1H, aromatic, J = 9.2, 7.2, 3.2 Hz), 7.46 (d, 1H, aromatic, J = 2.2 Hz), 7.48 (d, 1H, aromatic, J = 2.1 Hz), 7.70-7.74 (dd, 1H, aromatic, J = 7.5, 3.2 Hz). 13C NMR (CDCl3, 100 MHz) delta: 113 (d, 2JC-F = 27.3 Hz), 116.8, 121.3, 121.6 (d, 2JC-F= 27.2 Hz), 123.2, 123.5 (d, 3JC-F = 2.8 Hz), 127.4, 131.1, 145.6 (d, 3JC-F = 3.3 Hz), 156.4 (d, 1JC-F = 249.1 Hz), 157.2. IR (KBr, cm-1): 504, 556, 772, 812, 876, 945, 1009, 1069, 1129, 1165, 1208, 1256,1347,1415,1482,1538,2584,3094.
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