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Pharmacopeial Impurities (EP / USP / BP)

Amoxicillin EP Impurity C

Reference StandardAvailable on request

Amoxicillin EP Impurity C (CAS 2088961-37-7) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-020623.

Pack sizes
Amoxicillin EP Impurity C chemical structure
CAS number2088961-37-7
FormulaC16H19N3O5S
Molar mass365.4 g/mol
Physical formSolid
HS code38229090
InChIKeyIIZCCQJEPBWGJU-DGVZPSOQSA-N
IUPAC name(4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

About Amoxicillin EP Impurity C

Analytical teams working on Amoxicillin use Amoxicillin EP Impurity C as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 2088961-37-7, formula C16H19N3O5S and molar mass 365.4 g/mol. It is handled as a solid.

Use cases we see most often

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Amoxicillin

See every impurity, metabolite and related compound we list for this API.

Amoxicillin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Amoxicillin EP Impurity C
Product nameAmoxicillin EP Impurity C
Catalogue numberZX-020623
CAS number2088961-37-7
IUPAC name(4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
Molecular formulaC16H19N3O5S
Molar mass365.4 g/mol
Exact mass365.1045
GradeReference Standard
Physical formSolid
XLogP3-1.8
H-bond donors / acceptors5 / 7
Topological polar surface area153 Ų
HS code38229090
InChIKeyIIZCCQJEPBWGJU-DGVZPSOQSA-N
SMILESCC1([C@@H](NC(S1)C2C(=O)NC(C(=O)N2)C3=CC=C(C=C3)O)C(=O)O)C
PubChem CID101043511
SynonymsAmoxicillin Trihydrate - Impurity C (Freebase), Amoxicillin Diketopiperazines

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Amoxicillin EP Impurity C
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Amoxicillin EP Impurity C

Which CAS number identifies Amoxicillin EP Impurity C?
Amoxicillin EP Impurity C is registered under CAS 2088961-37-7. You may also see it listed as Amoxicillin Trihydrate - Impurity C (Freebase), Amoxicillin Diketopiperazines. Our catalogue number for this item is ZX-020623.
What are the formula and molar mass of Amoxicillin EP Impurity C?
For Amoxicillin EP Impurity C, its formula is C16H19N3O5S and its molar mass is 365.4 g/mol. The systematic (IUPAC) name is (4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid. InChIKey IIZCCQJEPBWGJU-DGVZPSOQSA-N lets you match it in any structure database.
How is Amoxicillin EP Impurity C used in pharmaceutical QC?
Amoxicillin EP Impurity C is a characterised reference material linked to Amoxicillin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Amoxicillin EP Impurity C?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Amoxicillin EP Impurity C?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Amoxicillin EP Impurity C to my country?
Yes. Amoxicillin EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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