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3-Hydroxy-4-Methyl-2(5H)-thiophenone

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3-Hydroxy-4-Methyl-2(5H)-thiophenone Basic information

Product Name:
3-Hydroxy-4-Methyl-2(5H)-thiophenone
Synonyms:
  • 3-Hydroxy-4-Methyl-2(5H)-thiophenone
  • Cefalexin EP Impurity D
  • Cephalexin Impurity D (Cefradine EP Impurity F)
  • Cefadroxil EP Impurity G
  • 4-hydroxy-3-methyl-2H-thiophen-5-one
  • 3-Hydroxy-4-methylthiophen-2(5H)-one
  • Cefradine EP Impurity F (Cefalexin EP Impurity D)
  • cefalexin Impurity G
CAS:
34876-35-2
MF:
C5H6O2S
MW:
130.16
Product Categories:
  • Metabolites & Impurities, Sulfur & Selenium Compounds
Mol File:
34876-35-2.mol
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3-Hydroxy-4-Methyl-2(5H)-thiophenone Chemical Properties

Melting point:
32-34 °C(Solv: dichloromethane (75-09-2); hexane (110-54-3))
Boiling point:
305.9±42.0 °C(Predicted)
Density 
1.431±0.06 g/cm3(Predicted)
storage temp. 
Hygroscopic, Refrigerator, under inert atmosphere
solubility 
DMSO (Slightly), Methanol (Slightly)
form 
Solid
pka
8.96±0.20(Predicted)
color 
Light Yellow
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Safety Information

HS Code 
2934990002
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3-Hydroxy-4-Methyl-2(5H)-thiophenone Usage And Synthesis

Uses

3-Hydroxy-4-methyl-2(5H)-thiophenone (Cefalexin EP Impurity D) is an acid degradation product of Cephalexin (C256800) and Cefaclor (C235250), antibiotics.

Uses

3-Hydroxy-4-methyl-2(5H)-thiophenone is an acid degradation product of Cephalexin (C256800) and Cefaclor (C235250), antibiotics.

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