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CS-W001157 4
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3-Cyclopropylisoxazole-5-carboxylic acid

  • CAS No. 870704-25-9

  • Cat. No. CS-0456735
  • Purity≥97%
  • MDL No.None

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

3-Cyclopropylisoxazole-5-carboxylic acid|CS-0456735

Structure of 870704-25-9

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General Information

  • CAS No. 870704-25-9
  • Cat. No. CS-0456735
  • Purity ≥97%
  • MDL No. None
  • Storage Store at room temperature
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₇H₇NO₃
  • Molecular Weight 153.14
  • Synonym(s) 3-Cyclopropyl-5-isoxazolecarboxylic acid
  • SMILES C1CC1C2=NOC(=C2)C(=O)O

Description

3-Cyclopropylisoxazole-5-carboxylic acid features a rigid isoxazole core fused with a cyclopropyl substituent, delivering enhanced metabolic stability and favorable lipophilic character. This scaffold integrates readily into bioactive molecules, serving as a key building block for pharmaceuticals targeting CNS disorders and kinase pathways. The carboxylic acid group enables direct conjugation or salt formation, facilitating purification and formulation.

Application

3-Cyclopropylisoxazole-5-carboxylic acid serves as a versatile building block for heterocyclic scaffolds in medicinal chemistry. Its isoxazole core provides metabolic stability and favorable pharmacokinetic properties, while the carboxylic acid functionality enables direct coupling reactions or derivatization. The cyclopropyl group enhances lipophilicity and conformational rigidity, supporting target engagement in bioactive molecule design. This compound exhibits bench stability, ease of purification, and compatibility with standard peptide and amide bond formation protocols.

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   63.33
  • LogP   1.2502
  • H_Acceptors   3
  • H_Donors   1
  • Rotatable_Bonds   2

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