Cephalosporanic acid G

Name: Cephalosporanic acid G
Brand: Vaqora Chemicals
SKU: VQ-024908

About Cephalosporanic acid G

Listed under CAS 27255-72-7, Cephalosporanic acid G is an impurity of Cefalexin available from Vaqora Chemicals. With the molecular formula C16H16N2O4S, it has a molar mass of 332.4 g/mol. Systematically, it is named (6R,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Cefalexin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Cefalexin

View every impurity, metabolite and intermediate we list for Cefalexin.

Cefalexin impurities

Specifications & identifiers

Chemical identifiers
Product name	Cephalosporanic acid G
Catalogue No.	VQ-024908
CAS Number	27255-72-7
IUPAC name	(6R,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₆H₁₆N₂O₄S
Molecular weight	332.4 g/mol
Exact mass	332.0831
Grade	Reference Standard
HSN code	38229090
InChIKey	CIPQGGYPCPIDBB-IUODEOHRSA-N
SMILES	CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)CC3=CC=CC=C3)SC1)C(=O)O
PubChem CID	168674

Physical properties
Physical form	Solid
LogP (XLogP3)	0.9
H-bond donors / acceptors	2 / 5
TPSA	112 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cephalosporanic acid G?

The CAS Registry Number of Cephalosporanic acid G is 27255-72-7. It is also known as Phenylacetyl 7-aminodesacetoxycephalosporanic acid, 7-(phenylacetamido)desacetoxycephalosporanic acid, (6R, 7R)-3-methyl-7-phenylacetamidoceph-3-em-4-carboxylic acid.

What is the molecular formula and molecular weight of Cephalosporanic acid G?

Cephalosporanic acid G has the molecular formula C16H16N2O4S and a molecular weight of 332.4 g/mol. Its IUPAC name is (6R,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cephalosporanic acid G used for?

Cephalosporanic acid G is supplied as a characterised reference material related to Cefalexin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Cephalosporanic acid G can I order?

We supply Cephalosporanic acid G in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cephalosporanic acid G?

Yes. Every lot of Cephalosporanic acid G is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cephalosporanic acid G be shipped internationally?

Yes. We export Cephalosporanic acid G worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.