Category
Cephalexin
CAS Number
875-74-1
Alternate CAS Number
25705-52-6(HCl - Salt (Ampicillin Trihydrate - Impurity L))
Molecular Formula
C8H9NO2
Molecular Weight
151.16 g/mol
Synonym

(2R)-2-amino-2-phenylacetic acid; D-(-)-2-Phenylglycine; (-)-(R)-Phenylglycine; (-)-Phenylglycine; (2R)-Amino-2-phenylethanoic Acid; (R)-(-)-2-Phenylglycine; D-α-Phenylglycine; D-2-Phenylglycine; (R)-α-Aminobenzeneacetic Acid; (αR)-α-Aminobenzeneacetic Ac; D-α-Aminophenylacetic Acid; (-)-(R)-Phenylglycine; (-)-Phenylglycine; (2R)-Amino-2-phenylethanoic Acid; (R)-(-)-2-Phenylglycine; (R)-2-Amino-2-phenylacetic Acid; (R)-2-Amino-2-phenylethanoic Acid; (R)-2-Phenyl-2-aminoethanoic Acid; D-2-Phenylglycine; D-C-Phenylglycine; Cefalexin Impurity A; Cephalexin; D-Phenylglycine (USP)

Keywords
Aromatics
Amino Acid Derivatives
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Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Cephalexin EP Impurity A is an official European Pharmacopoeia reference impurity used to monitor and control cephalexin purity.