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Pharmacopeial Impurities (EP / USP / BP)

Meropenem EP Impurity B

Reference StandardAvailable on request

Meropenem EP Impurity B (CAS 166901-45-7) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-022099.

Pack sizes
Meropenem EP Impurity B chemical structure
CAS number166901-45-7
FormulaC34H50N6O10S2
Molar mass766.9 g/mol
Physical formSolid
HS code38229090
InChIKeyXKGABVKQWYZCQF-WWQIJRAWSA-N

About Meropenem EP Impurity B

Meropenem EP Impurity B belongs to the Meropenem reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 166901-45-7, formula C34H50N6O10S2 and molar mass 766.9 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. 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 Meropenem

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

Meropenem standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Meropenem EP Impurity B
Product nameMeropenem EP Impurity B
Catalogue numberZX-022099
CAS number166901-45-7
IUPAC name(4R,5S,6S)-3-[(3S,5S)-1-[(2S,3R)-2-[(2S,3R)-5-carboxy-4-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-3-methyl-2,3-dihydro-1H-pyrrol-2-yl]-3-hydroxybutanoyl]-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
Molecular formulaC34H50N6O10S2
Molar mass766.9 g/mol
Exact mass766.303
GradeReference Standard
Physical formSolid
XLogP3-2.4
H-bond donors / acceptors6 / 14
Topological polar surface area271 Ų
HS code38229090
InChIKeyXKGABVKQWYZCQF-WWQIJRAWSA-N
SMILESC[C@@H]1[C@@H]2[C@H](C(=O)N2C(=C1S[C@H]3C[C@H](N(C3)C(=O)[C@@H]([C@H]4[C@H](C(=C(N4)C(=O)O)S[C@H]5C[C@H](NC5)C(=O)N(C)C)C)[C@@H](C)O)C(=O)N(C)C)C(=O)O)[C@@H](C)O
PubChem CID15232095
SynonymsMeropenem Trihydrate - Impurity B, Meropenem Impurity B

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 Meropenem EP Impurity B
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 Meropenem EP Impurity B

Which CAS number identifies Meropenem EP Impurity B?
Meropenem EP Impurity B is registered under CAS 166901-45-7. You may also see it listed as Meropenem Trihydrate - Impurity B, Meropenem Impurity B. Our catalogue number for this item is ZX-022099.
What are the formula and molar mass of Meropenem EP Impurity B?
For Meropenem EP Impurity B, its formula is C34H50N6O10S2 and its molar mass is 766.9 g/mol. InChIKey XKGABVKQWYZCQF-WWQIJRAWSA-N lets you match it in any structure database.
How is Meropenem EP Impurity B used in pharmaceutical QC?
Meropenem EP Impurity B is a characterised reference material linked to Meropenem. 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 Meropenem EP Impurity B?
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 Meropenem EP Impurity B?
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 Meropenem EP Impurity B to my country?
Yes. Meropenem EP Impurity B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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