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Chemical Structure| 28525-13-5 Chemical Structure| 28525-13-5

Structure of 28525-13-5

Chemical Structure| 28525-13-5

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Product Details of [ 28525-13-5 ]

CAS No. :28525-13-5
Formula : C13H9NO2S
M.W : 243.28
SMILES Code : N#CC1=CC=C(S(=O)(C2=CC=CC=C2)=O)C=C1
MDL No. :MFCD00159171

Safety of [ 28525-13-5 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302
Precautionary Statements:P280-P305+P351+P338

Application In Synthesis of [ 28525-13-5 ]

* 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 [ 28525-13-5 ]

[ 28525-13-5 ] Synthesis Path-Downstream   1~3

  • 1
  • [ 28525-13-5 ]
  • [ 66-39-7 ]
  • 2
  • [ 28525-13-5 ]
  • [ 94341-56-7 ]
YieldReaction ConditionsOperation in experiment
With ammonia; hydrogen;nickel; In methanol; at 20℃; under 3102.97 Torr; for 10h; 4-Benzenesulfonyl-benzonitrile (100 mg, 0.41 mmol) and Raney Ni (70 mg, prewashed with methanol) was mixed in 30 mL of ammonia (20% solution in methanol). The heavy walled reaction vessel was charged with H2 (60 psi) and the reaction was shaken at room temperature for 10 h. The mixture was filtered to remove the catalyst, then the filtrate was concentrated to afford an oil (80 mg). To this oil, was added 4-amino-6-chloro-5-cyano-pyridine-2-carboxylic acid from Example 181 D (50 mg, 0.25 mmol) in 1 mL of anhydrous N,N-dimethylformamide, followed by O-benzotriazol-1-yl-N,N,N',N'-tetramethyluronium tetrafluoroborate (94 mg, 0.3 mmol), and N,N-diisopropylamine (52 muL, 0.3 mmol). The mixture was stirred at room temperature for 20 h. The crude product was purified via reverse phase HPLC (0-70% CH3CN in 10 mM aq. ammonium acetate) to provide 45 mg (42%) of titled compound as a white solid. 1H NMR (300 MHz, DMSO-d6) delta ppm 4.48 (d, J=6.4 Hz, 2H), 7.35 (s, 1H), 7.50 (d, J=8.5 Hz, 2H), 7.56-7.71 (m, 3H), 7.79 (s, 2H), 7.86-7.97 (m, 4H), 9.26 (t, J=6.3 Hz, 1H). MS (ESI+) m/e=427 (M+H)+.
With ammonia; hydrogen;Raney Ni; In methanol; under 2585.81 Torr; for 16h;Inert atmosphere; b: (4-[phenylsulfonyl] phenyl) methanamine:A mixture of 4-(phenylsulfonyl) benzonitrile (9.4 g, 38.64 mmol) and Raney Ni (500 mg) in 2N NH3-MeOH (150 mL) was hydrogenated for 16 hours at 50 psi. Nitrogen gas was bubbled through the mixture, which was then filtered through a short Celite pad, and washed with methanol. The filtrate was concentrated and triturated with ether to afford the title compound.1H NMR (300 MHz, DMSO-d6): delta 7.85-7.95 (m, 4H), 7.53-7.68 (m, 5H), 3.74 (s, 2H), 1.83 (br s, 2H)
With ammonia; hydrogen;Raney nickel; In methanol; under 2585.81 Torr; for 16h;Inert atmosphere; B: (4-rphenylsulfonyll phenyl) methanamine:A mixture of 4-(phenylsulfonyl) benzonitrile (9.4 g, 38.64 mmol) and RaneyNi (500 mg) in 2N NH3-MeOH (150 mL) was hydrogenated for 16 hours at 50 psi. Nitrogen gas was bubbled through the mixture, which was then filtered through a short Celite pad, and washed with methanol. The filtrate was concentrated and triturated with ether to afford the title compound.1H NMR (300 MHz, DMSO-d6): delta 7.85-7.95 (m, 4H), 7.53-7.68 (m, 5H), 3.74 (s, 2H), 1.83 (br s, 2H)
With ammonia; hydrogen; In methanol; under 2585.81 Torr; for 16h;Inert atmosphere; A mixture of 4-benzenesulfonyl-benzonitnle (9.4 g, 38.64 mmol) and Raney Ni (500 mg) in 2 N NH3 in MeOH ( 1 50 mL) was hydrogenated for 16 hours at 50 psi. Nitrogen gas was bubbled through the mixture, which was then filtered through a short pad of diatomaceous earth, and washed with MeOH. The filtrate was concentrated and triturated with ether to afford the title compound. NMR (300 MHz, DMSO-d6) 5 7.85-7.95 (m, 4H), 7.53-7.68 (m, 5H), 3.74 (s, 2H), 1 .83 (br s, 2H).

 

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