Amoxicillin EP Impurity K

Name: Amoxicillin EP Impurity K
Brand: Vaqora Chemicals
SKU: VQ-024269

About Amoxicillin EP Impurity K

Vaqora Chemicals supplies Amoxicillin EP Impurity K, a pharmacopeial impurity of Amoxicillin registered under CAS number 2088961-38-8. Formula C32H40N6O11S2, molecular weight 748.8 g/mol. Common synonyms include Amoxicillin Trihydrate - Impurity K and Amoxicillin Dimer Open.

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. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Amoxicillin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across 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 Amoxicillin

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

Amoxicillin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Amoxicillin EP Impurity K
Catalogue No.	VQ-024269
CAS Number	2088961-38-8
IUPAC name	(4S)-2-[1-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-2-[[(1R)-2-[[carboxy-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]methyl]amino]-1-(4-hydroxyphenyl)-2-oxoethyl]amino]-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
Molecular formula	C₃₂H₄₀N₆O₁₁S₂
Molecular weight	748.8 g/mol
Exact mass	748.2196
Grade	Reference Standard
HSN code	38229090
InChIKey	YJFZGYXDUKQVQI-JNFHLXHFSA-N
SMILES	CC1([C@@H](NC(S1)C(C(=O)N[C@H](C2=CC=C(C=C2)O)C(=O)NC(C3N[C@H](C(S3)(C)C)C(=O)O)C(=O)O)NC(=O)[C@@H](C4=CC=C(C=C4)O)N)C(=O)O)C
PubChem CID	165428965

Physical properties
Physical form	Solid
LogP (XLogP3)	-6.4
H-bond donors / acceptors	11 / 16
TPSA	340 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 Amoxicillin EP Impurity K?

The CAS Registry Number of Amoxicillin EP Impurity K is 2088961-38-8. It is also known as Amoxicillin Trihydrate - Impurity K, Amoxicillin Trihydrate - Impurity K (Freebase), Amoxicillin Dimer Open.

What is the molecular formula and molecular weight of Amoxicillin EP Impurity K?

Amoxicillin EP Impurity K has the molecular formula C32H40N6O11S2 and a molecular weight of 748.8 g/mol.

What is Amoxicillin EP Impurity K used for?

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

We supply Amoxicillin EP Impurity K 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 Amoxicillin EP Impurity K?

Yes. Every lot of Amoxicillin EP Impurity K 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 Amoxicillin EP Impurity K be shipped internationally?

Yes. We export Amoxicillin EP Impurity K worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.