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Chemical Structure| 72744-45-7 Chemical Structure| 72744-45-7

Structure of 72744-45-7

Chemical Structure| 72744-45-7

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Product Details of [ 72744-45-7 ]

CAS No. :72744-45-7
Formula : C7H5NO4
M.W : 167.12
SMILES Code : O=[N+](C1=C2OCOC2=CC=C1)[O-]

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Application In Synthesis of [ 72744-45-7 ]

* 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 [ 72744-45-7 ]

[ 72744-45-7 ] Synthesis Path-Downstream   1~2

  • 1
  • [ 6665-98-1 ]
  • [ 75-11-6 ]
  • [ 72744-45-7 ]
YieldReaction ConditionsOperation in experiment
79% To a suspension of sodium hydride (60 %, 1 .0 g, 25 mmo.) in hexamethylphosphorous triamide (100 mL) was added a solution of 3-nitrobenzene-1 ,2-dioi (from Intermediate B3, 1.55 g, 10 mmol) in hexamethylphosphorous triamide (20 mL) during 10 minutes. Then diiodomethane (0.94 mL, 1 1.6 mmol) was added and the solution was stirred for another 30 minutes, quenched by ice-water and extracted with ether. The combined organic extracts were dried over anhydrous sodium suifate, concentrated to afford the product 4-nitrobenzo[rfj[1 ,3]dioxole (1.32 g, yield 79 %). 1H NMR (400 MHz, CDC.3) delta ppm 7.59-7.62 (dd, 1 H, J = 1.2 Hz, 8.8 Hz), 7.06-7.09 (dd, 1 H, J = 0.8 Hz, 8.0 Hz), 6.91-6.96 (dt, 1 H, J = 0.8 Hz, 8.4 Hz), 6.219-6.221 (d, 2H, J = 0.8 Hz).
  • 2
  • [ 6665-98-1 ]
  • [ 74-95-3 ]
  • [ 72744-45-7 ]
 

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