Ampicillin EP Impurity B

Name: Ampicillin EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-021581

About Ampicillin EP Impurity B

Ampicillin EP Impurity B (CAS 19379-33-0) is a pharmacopeial impurity of Ampicillin offered by Vaqora Chemicals. The compound has the formula C16H19N3O4S, corresponding to a molecular weight of 349.4 g/mol. Alternative names: Ampicillin EP Impurity B | L-ampicillin and Ampicillin Trihydrate - Impurity B.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Ampicillin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Ampicillin EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Ampicillin

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

Ampicillin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ampicillin EP Impurity B
Catalogue No.	VQ-021581
CAS Number	19379-33-0
IUPAC name	(2S,5R,6R)-6-[[(2S)-2-amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
Molecular formula	C₁₆H₁₉N₃O₄S
Molecular weight	349.4 g/mol
Exact mass	349.1096
Grade	Reference Standard
HSN code	38229090
InChIKey	AVKUERGKIZMTKX-BBGACYKPSA-N
SMILES	CC1([C@@H](N2[C@H](S1)[C@@H](C2=O)NC(=O)[C@H](C3=CC=CC=C3)N)C(=O)O)C
PubChem CID	448911

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.1
H-bond donors / acceptors	3 / 6
TPSA	138 Å²
Synonyms	Ampicillin EP Impurity B, L-ampicillin, Ampicillin Trihydrate - Impurity B, Ampicillin Sodium - Impurity B, L-(+)-Ampicillin, Ampicillin, L-, Ampicillin trihydrate impurity B, Ampicillin, anhydrous impurity B, L-Ampicillin

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P264, P270, P271, P284, P301 + P317, P304 + P340, P330, P342 + P316, 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 Ampicillin EP Impurity B?

The CAS Registry Number of Ampicillin EP Impurity B is 19379-33-0. It is also known as Ampicillin EP Impurity B, L-ampicillin, Ampicillin Trihydrate - Impurity B.

What is the molecular formula and molecular weight of Ampicillin EP Impurity B?

Ampicillin EP Impurity B has the molecular formula C16H19N3O4S and a molecular weight of 349.4 g/mol. Its IUPAC name is (2S,5R,6R)-6-[[(2S)-2-amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid.

What is Ampicillin EP Impurity B used for?

Ampicillin EP Impurity B is supplied as a characterised reference material related to Ampicillin. 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 Ampicillin EP Impurity B can I order?

We supply Ampicillin EP Impurity B 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 Ampicillin EP Impurity B?

Yes. Every lot of Ampicillin EP Impurity B 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 Ampicillin EP Impurity B be shipped internationally?

Yes. Ampicillin EP Impurity B 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.