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L-Cephalexin

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L-Cephalexin Basic information

Product Name:
L-Cephalexin
Synonyms:
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(aminophenylacetyl)amino]-3-methyl-8-oxo-, [6R-[6α,7β(S*)]]-
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2S)-aminophenylacetyl]amino]-3-methyl-8-oxo-, (6R,7R)-
  • 7-(α-Amino-L-phenylacetamido)-3-deacetoxycephalosporanic acid
  • L-Cephalexin
  • (6R,7R)-7-[[(2S)-2-aMino-2-phenylacetyl]aMino]-3-Methyl-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
  • [6R-[6α,7β(S*)]]-7-[(AMinophenylacetyl)aMino]- 3-Methyl-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
  • 7-(α-AMi
  • Cefalexin impurity L
CAS:
34632-04-7
MF:
C16H17N3O4S
MW:
347.39
Product Categories:
  • Amines
  • Chiral Reagents
  • Heterocycles
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • Sulfur & Selenium Compounds
Mol File:
34632-04-7.mol
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L-Cephalexin Chemical Properties

Melting point:
>168oC (dec.)
storage temp. 
Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility 
Aqueous Acid (Slightly), DMSO (Slightly, Heated)
form 
Solid
color 
White to Pale Yellow
Stability:
Hygroscopic
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L-Cephalexin Usage And Synthesis

Uses

The L-diastereomer of the β-lactam antibiotic Cephalexin (C256800). It is is transported by PEPT1 (the oligopeptide transporter responsible for absorption of peptide nutrients in the small intestine) with high affinity, but is not metabolized by PEPT1 itself.

Uses

The L-diastereomer of the β-lactam antibiotic Cephalexin (C256800). It is transported by PEPT1 (the oligopeptide transporter responsible for absorption of peptide nutrients in the small intestine) with high affinity, but is not metabolized by PEPT1 itself.

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