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CS-W001157 4
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6-Chloro-[1,2,4]triazolo[4,3-a]pyrazine

  • CAS No. 1314974-66-7

  • Cat. No. CS-0188086
  • Purity≥98%
  • MDL No.None

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

6-Chloro-[1,2,4]triazolo[4,3-a]pyrazine|CS-0188086

Structure of 1314974-66-7

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General Information

  • CAS No. 1314974-66-7
  • Cat. No. CS-0188086
  • Purity ≥98%
  • MDL No. None
  • Storage -20°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₅H₃ClN₄
  • Molecular Weight 154.56
  • Synonym(s) 3-a]pyrazine
  • SMILES C1=NC(=CN2C=NN=C12)Cl

Description

6-Chloro-[1,2,4]triazolo[4,3-a]pyrazine is a heterocyclic scaffold featuring a chlorine substituent at the 6-position, enhancing its reactivity in transition-metal-catalyzed couplings. This electron-deficient core integrates readily into pharmaceutical intermediates and agrochemicals, offering robust stability under standard bench conditions.

Application

6-Chloro-[1,2,4]triazolo[4,3-a]pyrazine serves as a versatile heterocyclic building block for medicinal chemistry and materials science. Its chlorine substituent enables palladium-catalyzed cross-coupling reactions, facilitating the construction of biaryl and extended π-conjugated systems. The fused triazolopyrazine core exhibits good bench stability and compatibility with diverse functional groups, enabling efficient synthesis of complex scaffolds in multi-step sequences.

Safety Information

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GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H315-H319-H335
Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501

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Computational Chemistry Data

  • TPSA   43.08
  • LogP   0.7777
  • H_Acceptors   4
  • H_Donors   0
  • Rotatable_Bonds   0

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