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Pharmacopeial Impurities (EP / USP / BP)

Clopidogrel EP Impurity C

Reference StandardAvailable on request

Clopidogrel EP Impurity C (CAS 120202-71-3) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-024032.

Pack sizes
Clopidogrel EP Impurity C chemical structure
CAS number120202-71-3
FormulaC16H18ClNO6S2
Molar mass419.9 g/mol
Physical formSolid
HS code38229090
InChIKeyFDEODCTUSIWGLK-XFULWGLBSA-N
IUPAC namemethyl (2R)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate;sulfuric acid

About Clopidogrel EP Impurity C

Clopidogrel EP Impurity C is supplied by Zemixal as a characterised reference material for Clopidogrel analysis. Identity at a glance (Reference Standard): CAS 120202-71-3, formula C16H18ClNO6S2 and molar mass 419.9 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

Storage and safety notes

Hazard communication follows GHS (Danger: H314). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Clopidogrel

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

Clopidogrel 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 Clopidogrel EP Impurity C
Product nameClopidogrel EP Impurity C
Catalogue numberZX-024032
CAS number120202-71-3
IUPAC namemethyl (2R)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate;sulfuric acid
Molecular formulaC16H18ClNO6S2
Molar mass419.9 g/mol
Exact mass419.0264
GradeReference Standard
Physical formSolid
H-bond donors / acceptors2 / 8
Topological polar surface area141 Ų
HS code38229090
InChIKeyFDEODCTUSIWGLK-XFULWGLBSA-N
SMILESCOC(=O)[C@@H](C1=CC=CC=C1Cl)N2CCC3=C(C2)C=CS3.OS(=O)(=O)O
PubChem CID10002188
SynonymsClopidogrel Hydrogen Sulfate - Impurity C, Clopidogrel Hydrochloride - Impurity C, Clopidogrel Related Compound C, (R)-Clopidogrel Bisulfate, (R)-Methyl 2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate sulfate, R-(-)-Clopidogrel Hydrogen Sulfate, Clopidogrel bisulfate, (R)-, methyl (R)-2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate sulfate, (R)-(-)-Methyl (2-chlorophenyl)(6,7-dihydro-4H-thieno(3,2-C)pyrid-5-yl)acetate bisulfate, (r)-(-)-methyl (2-chlorophenyl)(6,7-dihydro-4h-thieno[3,2-c]pyrid-5-yl)acetate bisulfate, R-(-)-Clopidogrel sulfate

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive

Signal word Danger

  • H314Causes severe skin burns and eye damage

Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, 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 Clopidogrel 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 Clopidogrel EP Impurity C

Which CAS number identifies Clopidogrel EP Impurity C?
Clopidogrel EP Impurity C is registered under CAS 120202-71-3. You may also see it listed as Clopidogrel Hydrogen Sulfate - Impurity C, Clopidogrel Hydrochloride - Impurity C, Clopidogrel Related Compound C. Our catalogue number for this item is ZX-024032.
What are the formula and molar mass of Clopidogrel EP Impurity C?
For Clopidogrel EP Impurity C, its formula is C16H18ClNO6S2 and its molar mass is 419.9 g/mol. InChIKey FDEODCTUSIWGLK-XFULWGLBSA-N lets you match it in any structure database.
How is Clopidogrel EP Impurity C used in pharmaceutical QC?
Clopidogrel EP Impurity C is a characterised reference material linked to Clopidogrel. 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 Clopidogrel 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 Clopidogrel 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 Clopidogrel EP Impurity C to my country?
Yes. Because Clopidogrel 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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