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CS-W001157 4
Total: USD 88.00

4-Fluoro-1H-pyrazole

  • CAS No. 35277-02-2

  • Cat. No. CS-0040458
  • Purity≥97%
  • MDL No.MFCD10699125

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

4-Fluoro-1H-pyrazole|CS-0040458

Structure of 35277-02-2

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General Information

  • CAS No. 35277-02-2
  • Cat. No. CS-0040458
  • Purity ≥97%
  • MDL No. MFCD10699125
  • Storage 4°C, stored under nitrogen
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₃H₃FN₂
  • Molecular Weight 86.07
  • Synonym(s) 4-Fluoro-1H-pyrazole4-Fluoro-1H-pyrazole
  • SMILES FC1=CNN=C1

Description

4-Fluoro-1H-pyrazole features a fluorinated pyrazole core that imparts enhanced electron-withdrawing character and metabolic stability. This bench-stable heterocycle integrates readily into medicinal chemistry scaffolds, serving as a bioisostere for phenyl or pyridine rings in drug discovery campaigns.

Application

4-Fluoro-1H-pyrazole serves as a valuable building block in medicinal chemistry, enabling the construction of fluorinated heterocyclic scaffolds with enhanced metabolic stability. Its reactive C4 position facilitates electrophilic substitution and transition-metal-catalyzed coupling reactions, while the pyrazole core exhibits good bench stability and compatibility with diverse functional groups. This compound functions effectively in the synthesis of bioactive molecules, particularly in optimizing pharmacokinetic profiles through strategic fluorination.

Safety Information

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GHS Pictogram :
GHS No : GHS05,GHS07
Signal Word : Danger
UN#: 1759
Class : 8
Packing Group : Ⅲ
Hazard Statements : H302-H315-H318-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501

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Computational Chemistry Data

  • TPSA   28.68
  • LogP   0.5488
  • H_Acceptors   1
  • H_Donors   1
  • Rotatable_Bonds   0

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