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Chemical Structure| 256518-97-5 Chemical Structure| 256518-97-5

Structure of 256518-97-5

Chemical Structure| 256518-97-5

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Product Details of [ 256518-97-5 ]

CAS No. :256518-97-5
Formula : C7H4ClIN2
M.W : 278.48
SMILES Code : IC1=CC=C2NC(Cl)=NC2=C1
MDL No. :MFCD11044655
InChI Key :YWAUZXYXCAWEDF-UHFFFAOYSA-N
Pubchem ID :12071662

Safety of [ 256518-97-5 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Application In Synthesis of [ 256518-97-5 ]

* 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 [ 256518-97-5 ]

[ 256518-97-5 ] Synthesis Path-Downstream   1~2

  • 1
  • [ 256518-97-5 ]
  • [ 80041-89-0 ]
  • [ 1374771-55-7 ]
YieldReaction ConditionsOperation in experiment
78% With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In ethanol; water; toluene; at 120℃; for 3h;Inert atmosphere; Under a nitrogen atmosphere, 2-chloro-6-iodobenzimidazole (2.34 g, 8.4 mmol), <strong>[80041-89-0]isopropylboronic acid</strong> (0.83 g, 9.4 mmol), tetrakistriphenylphosphine palladium (0.09 g, 0.08 mmol) were added to the reaction vessel. ), potassium carbonate (3.48 g, 25.2 mmol), toluene 60 mL, ethanol 20 mL, and distilled water 20 mL, and stirred at 120 ° C for 3 h. After the end of reaction is stopped with distilled water, extracted with ethyl acetate, the organic layer was dried over MgSO4, the solvent was removed by distillation under reduced pressure, to give after compound 78-2 (1.28g, 78percent) was purified by silica gel column chromatography.
  • 2
  • [ 256518-97-5 ]
  • [ 80041-89-0 ]
  • C10H11ClN2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
77% With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In ethanol; water; toluene; at 120℃; for 3h;Inert atmosphere; Step 5: Under nitrogen protection, 2-chloro-6-iodo-1H-benzimidazole (2.34 g, 8.4 mmol) was added to the reaction vessel.Isopropyl boric acid (0.81 g, 9.2 mmol), tetrakistriphenylphosphine palladium (0.05 g, 0.04 mmol),Potassium carbonate (1.74 g, 12.6 mmol), toluene 60 mL, ethanol 20 mL, and distilled water 20 mL were stirred at 120 ° C for 3 h.After the end of the reaction, the reaction was quenched with distilled water, extracted with ethyl acetate and dried over MgSO 4The solvent was evaporated under reduced pressure, and then purified by silica gel column chromatography to afford compound 35-5 (1.26 g, 77percent).
72% With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In ethanol; water; toluene; at 120℃; for 3h;Inert atmosphere; 2-Chloro-6-iodo-1H-benzimidazole (2.34 g, 8.4 mmol), <strong>[80041-89-0]isopropylboronic acid</strong> (0.81 g, 9.2 mmol), tetrakistriphenylphosphine palladium (0.09 g, 0.08 mmol) were added to the reaction vessel. Potassium carbonate (3.48g,25.2 mmol), 60 mL of toluene, 20 mL of ethanol and 20 mL of distilled water were stirred at 120 ° C for 3 h. After the completion of the reaction, the reaction was quenched with distilled water, ethyl acetate was evaporated, and the organic layer was dried (MgSO4).(1.18g, 72percent).
 

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