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CS-W001157 4
Total: USD 88.00

Pent-2-ynoic acid

  • CAS No. 5963-77-9

  • Cat. No. CS-W013726
  • Purity≥97%
  • MDL No.MFCD00014370

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

Pent-2-ynoic acid|CS-W013726

Structure of 5963-77-9

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General Information

  • CAS No. 5963-77-9
  • Cat. No. CS-W013726
  • Purity ≥97%
  • MDL No. MFCD00014370
  • Storage Store at room temperature
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₅H₆O₂
  • Molecular Weight 98.10
  • Synonym(s) 2-Pentynoic acid
  • SMILES CCC#CC(O)=O

Description

Pent-2-ynoic acid features a terminal alkyne group flanked by a carboxylic acid, enabling efficient copper-catalyzed azide-alkyne cycloaddition (CuAAC) for bioconjugation and click chemistry applications. This linear, electron-deficient alkyne integrates readily into diverse molecular architectures under standard conditions.

Application

Pent-2-ynoic acid serves as a versatile building block in synthetic organic chemistry, enabling efficient access to α,β-unsaturated systems and heterocycles via [3+2] cycloadditions or metal-catalyzed coupling reactions. Its conjugated alkyne-carboxylic acid functionality offers robust reactivity for Sonogashira couplings and functional group transformations, with excellent bench stability and straightforward purification by recrystallization or distillation.

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362-P405-P501

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Computational Chemistry Data

  • TPSA   37.3
  • LogP   0.4844
  • H_Acceptors   1
  • H_Donors   1
  • Rotatable_Bonds   0

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