Benzylpenicillin Potassium EP Impurity C

Name: Benzylpenicillin Potassium EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-023473

About Benzylpenicillin Potassium EP Impurity C

Benzylpenicillin Potassium EP Impurity C (CAS 525-91-7) is a pharmacopeial impurity of Benzylpenicillin offered by Vaqora Chemicals. Formula C16H18N2O5S, molecular weight 350.4 g/mol. Common synonyms include Benzathine Benzylpenicillin EP Impurity G and Benzylpenicillin EP Impurity C.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Benzylpenicillin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from 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

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Benzylpenicillin

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

Benzylpenicillin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Benzylpenicillin Potassium EP Impurity C
Catalogue No.	VQ-023473
CAS Number	525-91-7
IUPAC name	(2S,5R,6R)-6-[[2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
Molecular formula	C₁₆H₁₈N₂O₅S
Molecular weight	350.4 g/mol
Exact mass	350.0936
Grade	Reference Standard
HSN code	38229090
InChIKey	AZCVBVRUYHKWHU-MBNYWOFBSA-N
SMILES	CC1([C@@H](N2[C@H](S1)[C@@H](C2=O)NC(=O)CC3=CC=C(C=C3)O)C(=O)O)C
PubChem CID	120720

Physical properties
Physical form	Solid
LogP (XLogP3)	1.5
H-bond donors / acceptors	3 / 6
TPSA	132 Å²
Synonyms	Benzathine Benzylpenicillin EP Impurity G, Benzylpenicillin EP Impurity C, Benzylpenicillin Potassium - Impurity C, Penicillin X, Penicillin III, p-Hydroxybenzylpenicillin, 4-hydroxybenzylpenicillin, p-Hydroxypenicillin G, 5985-13-7( salt)

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P271, P272, P280, P284, P302 + P352, P304 + P340, P321, P333 + P317, P342 + P316, P362 + P364, P403, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Benzylpenicillin Potassium EP Impurity C?

The CAS Registry Number of Benzylpenicillin Potassium EP Impurity C is 525-91-7. It is also known as Benzathine Benzylpenicillin EP Impurity G, Benzylpenicillin EP Impurity C, Benzylpenicillin Potassium - Impurity C.

What is the molecular formula and molecular weight of Benzylpenicillin Potassium EP Impurity C?

Benzylpenicillin Potassium EP Impurity C has the molecular formula C16H18N2O5S and a molecular weight of 350.4 g/mol. Its IUPAC name is (2S,5R,6R)-6-[[2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid.

What is Benzylpenicillin Potassium EP Impurity C used for?

Benzylpenicillin Potassium EP Impurity C is supplied as a characterised reference material related to Benzylpenicillin. 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 Benzylpenicillin Potassium EP Impurity C can I order?

We supply Benzylpenicillin Potassium EP Impurity C 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 Benzylpenicillin Potassium EP Impurity C?

Yes. Every lot of Benzylpenicillin Potassium EP Impurity C 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 Benzylpenicillin Potassium EP Impurity C be shipped internationally?

Yes. Benzylpenicillin Potassium EP Impurity C is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.