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CS-W001157 4
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4-Ethyl-2-methyloxazole-5-carboxylic acid

  • CAS No. 1564709-36-9

  • Cat. No. CS-0514448
  • Purity≥97%
  • MDL No.None

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

4-Ethyl-2-methyloxazole-5-carboxylic acid|CS-0514448

Structure of 1564709-36-9

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General Information

  • CAS No. 1564709-36-9
  • Cat. No. CS-0514448
  • Purity ≥97%
  • MDL No. None
  • Storage 4°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₇H₉NO₃
  • Molecular Weight 155.15
  • Synonym(s) 4-ethyl-2-methyl-1,3-oxazole-5-carboxylic acid
  • SMILES O=C(C1=C(CC)N=C(C)O1)O

Description

4-Ethyl-2-methyloxazole-5-carboxylic acid features a fused oxazole ring system with strategically positioned alkyl and carboxylic acid groups. This arrangement enables direct incorporation into bioactive scaffolds, offering enhanced metabolic stability and solubility in polar reaction media. The electron-deficient oxazole core facilitates nucleophilic substitution under mild conditions.

Application

4-Ethyl-2-methyloxazole-5-carboxylic acid serves as a versatile heterocyclic building block in medicinal chemistry and synthetic organic research. Its carboxylic acid functionality enables direct amidation, esterification, and coupling reactions, while the oxazole ring provides metabolic stability and favorable physicochemical properties. The ethyl and methyl substituents enhance lipophilicity and offer defined steric profiles, facilitating predictable reactivity in scaffold diversification. This compound exhibits good bench stability and is amenable to standard purification methods, making it well-suited for use in multi-step synthesis and library generation.

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 : H302-H315-H319-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   63.33
  • LogP   1.24362
  • H_Acceptors   3
  • H_Donors   1
  • Rotatable_Bonds   2

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