Catalogue number: C256805
Chemical name: L-Cephalexin
Synonyms: (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-Amino-L-phenylacetamido)-3-deacetoxycephalosporanic Acid;
CAS Number: 34632-04-7
Possible CAS #: NA
Molecular form.: C₁₆H₁₇N₃O₄S
Appearance: Off-White Solid
Melting Point: 171-173°C (dec.)
Mol. Weight: 347.39
Storage: Hygroscopic, -20°C Freezer, Under inert atmosphere
Solubility: DMSO, Aqueous Acid
Stability: No Data Available
Category: Amines, Chiral Reagents, Heterocycles, Pharmaceuticals, Intermediates & Fine Chemicals, Sulfur & Selenium Compounds
Boiling Point: No Data Available
Applications: 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.
Dangerous Goods Info: NA
References: Mitsuoka, K. et al.: Biol. Pharmac. Bull., 32, 1459 (2009); Snyder, N.J. et al.: Antimicrob. Agents Chemother., 41, 1649 (1997);
Peer Review Product Citations:

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