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CS-W001157 4
Total: USD 88.00

2-Chloro-5-(trifluoromethyl)pyrazine

  • CAS No. 799557-87-2

  • Cat. No. CS-0059251
  • Purity≥95%
  • MDL No.None

*For research and further manufacturing use only, not for direct human use.

2-Chloro-5-(trifluoromethyl)pyrazine|CS-0059251

Structure of 799557-87-2

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General Information

  • CAS No. 799557-87-2
  • Cat. No. CS-0059251
  • Purity ≥95%
  • MDL No. None
  • Storage Store at room temperature
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₅H₂ClF₃N₂
  • Molecular Weight 182.53
  • Synonym(s) 2-chloro-5-trifluoromethylpyrazine
  • SMILES FC(C1=CN=C(Cl)C=N1)(F)F

Description

2-Chloro-5-(trifluoromethyl)pyrazine is a bench-stable, electron-deficient heterocycle featuring a chlorine at the 2-position and a trifluoromethyl group at the 5-position. This combination enhances reactivity in cross-coupling processes while maintaining stability under standard conditions. The molecule integrates readily into complex scaffolds for medicinal chemistry and materials science applications.

Application

2-Chloro-5-(trifluoromethyl)pyrazine serves as a versatile building block in medicinal chemistry, enabling palladium-catalyzed cross-coupling reactions due to its reactive chloro group and electron-deficient pyrazine core. The trifluoromethyl substituent enhances metabolic stability and lipophilicity, making it valuable for constructing bioactive heterocycles. Its bench-stable nature and compatibility with diverse reaction conditions facilitate efficient synthesis of pharmaceutical intermediates and functional materials.

Synthesis

  • Route1
    • 5-Hydroxy-2-(trifluoromethyl)pyrazine|CS-W004214
      134510-03-5
    • ~%
    • In-stock
      2-Chloro-5-(trifluoromethyl)pyrazine|CS-0059251
      799557-87-2

    References

    • WO2004/101546 A1, ; Page 27 ;

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS06
Signal Word : Danger
UN#: 2810
Class : 6.1
Packing Group : Ⅲ
Hazard Statements : H227-H301
Precautionary Statements : P210-P264-P270-P280-P330-P370+P378-P403-P405-P501

Quality Control

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Computational Chemistry Data

  • TPSA   25.78
  • LogP   2.1488
  • H_Acceptors   2
  • H_Donors   0
  • Rotatable_Bonds   0

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