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CS-W001157 4
Total: USD 88.00

5-Hydroxy-1H-pyrazole-3-carboxylic acid

  • CAS No. 89603-60-1

  • Cat. No. CS-W022390
  • Molecule weight128.09
  • Purity≥98%
  • MDL No.MFCD12195917

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

5-Hydroxy-1H-pyrazole-3-carboxylic acid|CS-W022390

Structure of 89603-60-1

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General Information

  • CAS No. 89603-60-1
  • Cat. No. CS-W022390
  • Purity ≥98%
  • MDL No. MFCD12195917
  • Storage 4°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₄H₄N₂O₃
  • Molecular Weight 128.09
  • Synonym(s) 5-hydroxy-1H-pyrazole-3-carboxylate
  • SMILES OC(=O)C1=NNC(O)=C1

Description

5-Hydroxy-1H-pyrazole-3-carboxylic acid features a polar, hydrogen-bonding pyrazole core with strategically positioned hydroxyl and carboxylic acid groups. This dual functionality enables direct incorporation into bioactive scaffolds, facilitates conjugation via amide bond formation, and enhances solubility in aqueous and protic media. The molecule exhibits bench-stable handling characteristics under standard conditions.

Application

5-Hydroxy-1H-pyrazole-3-carboxylic acid serves as a versatile heterocyclic building block for medicinal chemistry and materials science. Its dual functionality—phenolic hydroxyl and carboxylic acid—enables selective derivatization, including esterification, amidation, and metal chelation. The molecule exhibits good bench stability and facilitates purification via recrystallization or chromatography, supporting its use in modular synthesis of bioactive scaffolds and functionalized polymers.

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-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   86.21
  • LogP   -0.1865
  • H_Acceptors   3
  • H_Donors   3
  • Rotatable_Bonds   1

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