英文名稱
L-Cephalexin
(6R,7R)-7-((S)-2-氨基-2-苯基乙酰氨基)-3-甲基-8-氧代-5-硫雜-1-氮雜雙環[4.2.0]辛-2-烯-2- 羧酸 (頭孢氨芐雜質)
Smiles Code
CC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@@H](N)c3ccccc3)C2=O)C(=O)O
White to Pale Yellow Solid
Aqueous Acid (Slightly), DMSO (Slightly, Heated)
Standards; Chiral Molecules; Pharmaceutical/API Drug Impurities/Metabolites; Antibotics;
The L-diastereomer of the b-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.