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Pharmacopeial Impurities (EP / USP / BP)

Clindamycin EP Impurity B

Reference StandardAvailable on request

Order Clindamycin EP Impurity B (CAS 18323-43-8) online at Zemixal: C17H31ClN2O5S, COA and SDS with every lot, worldwide shipping.

Pack sizes
Clindamycin EP Impurity B chemical structure
CAS number18323-43-8
FormulaC17H31ClN2O5S
Molar mass411 g/mol
Physical formSolid
HS code38229090
InChIKeyUHQYIIRIOVIPLI-MHXMMLMNSA-N
IUPAC name(2S,4R)-N-[(1S,2S)-2-chloro-1-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-methylsulfanyloxan-2-yl]propyl]-4-ethyl-1-methylpyrrolidine-2-carboxamide

About Clindamycin EP Impurity B

Clindamycin EP Impurity B belongs to the Clindamycin reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 18323-43-8, formula C17H31ClN2O5S and molar mass 411 g/mol. It is handled as a solid.

Typical applications

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

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. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Clindamycin

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

Clindamycin standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Clindamycin EP Impurity B
Product nameClindamycin EP Impurity B
Catalogue numberZX-021248
CAS number18323-43-8
IUPAC name(2S,4R)-N-[(1S,2S)-2-chloro-1-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-methylsulfanyloxan-2-yl]propyl]-4-ethyl-1-methylpyrrolidine-2-carboxamide
Molecular formulaC17H31ClN2O5S
Molar mass411 g/mol
Exact mass410.1642
GradeReference Standard
Physical formSolid
XLogP31.6
H-bond donors / acceptors4 / 7
Topological polar surface area128 Ų
HS code38229090
InChIKeyUHQYIIRIOVIPLI-MHXMMLMNSA-N
SMILESCC[C@@H]1C[C@H](N(C1)C)C(=O)N[C@@H]([C@@H]2[C@@H]([C@@H]([C@H]([C@H](O2)SC)O)O)O)[C@H](C)Cl
PubChem CID71776756
SynonymsClindamycin B, Clindamycin HCl EP Impurity B, Clindamycin Hydrochloride - Impurity B (Freebase), Clindamycin 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 Clindamycin 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 Clindamycin EP Impurity B

Which CAS number identifies Clindamycin EP Impurity B?
Clindamycin EP Impurity B is registered under CAS 18323-43-8. You may also see it listed as Clindamycin B, Clindamycin HCl EP Impurity B, Clindamycin Hydrochloride - Impurity B (Freebase). Our catalogue number for this item is ZX-021248.
What are the formula and molar mass of Clindamycin EP Impurity B?
For Clindamycin EP Impurity B, its formula is C17H31ClN2O5S and its molar mass is 411 g/mol. The systematic (IUPAC) name is (2S,4R)-N-[(1S,2S)-2-chloro-1-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-methylsulfanyloxan-2-yl]propyl]-4-ethyl-1-methylpyrrolidine-2-carboxamide. InChIKey UHQYIIRIOVIPLI-MHXMMLMNSA-N lets you match it in any structure database.
How is Clindamycin EP Impurity B used in pharmaceutical QC?
Clindamycin EP Impurity B is a characterised reference material linked to Clindamycin. 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 Clindamycin 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 Clindamycin 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 Clindamycin EP Impurity B to my country?
Yes. Clindamycin 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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