Description

Phenylglycylcefalexin is a key pharmaceutical intermediate and a derivative of the first-generation cephalosporin antibiotic, Cephalexin. This compound is of significant value in the synthesis and research of advanced β-lactam antibiotics, offering a pathway to novel therapeutic agents. It is primarily utilized by manufacturers and research institutions in the pharmaceutical and biotechnology sectors engaged in antibiotic development and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Critical building block in the synthesis of novel cephalosporin and β-lactam antibiotic derivatives.
• Research & Development: Used in academic and industrial laboratories for pharmacological studies and structure-activity relationship (SAR) research.
• Active Pharmaceutical Ingredient (API) Synthesis: Serves as a precursor in the multi-step manufacturing process of specialized antibiotic APIs.
• Biochemical Research: Employed in studies investigating bacterial resistance mechanisms and the mode of action of β-lactam drugs.
• Fine Chemical Production: A high-value intermediate for custom synthesis and contract manufacturing organizations (CMOs).

Basic Information

Product Name	Phenylglycylcefalexin
CAS No.	72528-40-6
Molecular Formula	C20H23N3O5S
Molecular Weight	417.48 g/mol
Synonyms	(6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; 7-(D-α-Aminophenylacetamido)-3-methyl-3-cephem-4-carboxylic Acid; Phenylglycylcephalexin; Cephalexin Phenylglycyl Derivative; Cefalexin Phenylglycyl Ester; Antibiotic Intermediate 72528-40-6
EINECS	Contact for details

Quality Control

Our Phenylglycylcefalexin is manufactured under strict quality management systems to ensure high purity and batch-to-batch consistency, suitable for research and pharmaceutical applications. Quality is verified through comprehensive analytical testing, including HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.