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Chemical Structure| 23277-29-4 Chemical Structure| 23277-29-4

Structure of 23277-29-4

Chemical Structure| 23277-29-4

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Product Details of [ 23277-29-4 ]

CAS No. :23277-29-4
Formula : C16H6N4O
M.W : 270.25
SMILES Code : N#CC1=CC=C(OC2=CC=C(C(C#N)=C2)C#N)C=C1C#N

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Application In Synthesis of [ 23277-29-4 ]

* 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 [ 23277-29-4 ]

[ 23277-29-4 ] Synthesis Path-Downstream   1~2

  • 1
  • [ 31643-49-9 ]
  • [ 30757-50-7 ]
  • [ 23277-29-4 ]
  • 2-cyano-4-nitrobenzoic acid [ No CAS ]
  • 2
  • [ 31643-49-9 ]
  • [ 30757-50-7 ]
  • [ 23277-29-4 ]
YieldReaction ConditionsOperation in experiment
2.451 g; 0.098 g With potassium carbonate; 3-Hydroxypropionitrile; In N,N-dimethyl-formamide; at 40℃; for 99h;Inert atmosphere; Molecular sieve; 3-hydroxypropanenitrile (6.3 g, 88.63 mmol) was dissolved indry DMF (125 mL) under nitrogen and 4-nitrophthalonitrile(5.08 g, 29.36 mmol) and molecular sieve 4Å (10.80 g) wereadded. After stirring for 2 h, finely ground anhydrous potassiumcarbonate (13.50 g, 97.831 mmol) was added in portionsduring 3 h with efficient stirring. The reaction mixturewas stirred at 40 C under nitrogen for 96 h. The mixturewas then poured in to ice-water (300 g). The precipitate wasfiltered off, washed with water until neutral and dried. Thecrude product was extracted with chloroform (450 mL).The combined organic extracts were washed with water anddried with anhydrous Na2SO4 and evaporated to dryness.The resulting product was washed with water and thendried, yield 4,40-oxydiphthalonitrile (3) 0,098 g. The singlecrystals were obtained in DMF at room temperature viaslow evaporation. The other filtrate was acidified to pH 3with HCl and filtered off and washed with water until neutraland then dried, yield 4-hydroxyphthalonitrile (4)2.451 g. It was not necessary to purify the product more.The spectral specifications of 4,4’-oxydiphthalonitrile (3)and 4-hydroxyphthalonitrile (4) were consistent with literaturevalues.[27-32]
 

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