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Pharmacopeial Impurities (EP / USP / BP)

Ampicillin EP impurity C

Reference StandardAvailable on request

Buy Ampicillin EP impurity C (CAS 49841-96-5) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-028009.

Pack sizes
Ampicillin EP impurity C chemical structure
CAS number49841-96-5
FormulaC16H19N3O4S
Molar mass349.4 g/mol
Physical formSolid
HS code38229090
InChIKeySYAJCNSGBADDGZ-DGVZPSOQSA-N
IUPAC name(4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

About Ampicillin EP impurity C

Zemixal lists Ampicillin EP impurity C for laboratories that identify, quantify or control Ampicillin and its related substances. Identity at a glance (Reference Standard): CAS 49841-96-5, formula C16H19N3O4S and molar mass 349.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Handling and storage

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Ampicillin

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

Ampicillin 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 Ampicillin EP impurity C
Product nameAmpicillin EP impurity C
Catalogue numberZX-028009
CAS number49841-96-5
IUPAC name(4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
Molecular formulaC16H19N3O4S
Molar mass349.4 g/mol
Exact mass349.1096
GradeReference Standard
Physical formSolid
XLogP3-1.5
H-bond donors / acceptors4 / 6
Topological polar surface area133 Ų
HS code38229090
InChIKeySYAJCNSGBADDGZ-DGVZPSOQSA-N
SMILESCC1([C@@H](NC(S1)C2C(=O)NC(C(=O)N2)C3=CC=CC=C3)C(=O)O)C
PubChem CID101043513
Synonymsampicillin diketopiperazine, Diketopiperazines of ampicillin, (4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid, Ampicillin trihydrate impurity C, Ampicillin, anhydrous impurity C

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Ampicillin 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 Ampicillin EP impurity C

Which CAS number identifies Ampicillin EP impurity C?
Ampicillin EP impurity C is registered under CAS 49841-96-5. You may also see it listed as ampicillin diketopiperazine, Diketopiperazines of ampicillin, (4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid. Our catalogue number for this item is ZX-028009.
What are the formula and molar mass of Ampicillin EP impurity C?
For Ampicillin EP impurity C, its formula is C16H19N3O4S and its molar mass is 349.4 g/mol. The systematic (IUPAC) name is (4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid. InChIKey SYAJCNSGBADDGZ-DGVZPSOQSA-N lets you match it in any structure database.
How is Ampicillin EP impurity C used in pharmaceutical QC?
Ampicillin EP impurity C is a characterised reference material linked to Ampicillin. 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 Ampicillin 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 Ampicillin 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 Ampicillin EP impurity C to my country?
Yes. Because Ampicillin EP impurity C is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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