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API Impurities

Clopidogrel Impurity 4 (Freebase)

Reference StandardIn stock

Order Clopidogrel Impurity 4 (Freebase) (CAS 68559-60-4) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Clopidogrel Impurity 4 (Freebase) chemical structure
CAS number68559-60-4
FormulaC7H7NOS
Molar mass153.2 g/mol
Physical formSolid
HS code38229090
InChIKeySFNZVNVCJWVPDM-UHFFFAOYSA-N
IUPAC name6,7-dihydro-5H-thieno[3,2-c]pyridin-4-one

About Clopidogrel Impurity 4 (Freebase)

Clopidogrel Impurity 4 (Freebase) is supplied by Zemixal as a characterised reference material for Clopidogrel analysis. For your records (Reference Standard), the material is defined by CAS 68559-60-4, formula C7H7NOS and molar mass 153.2 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Clopidogrel

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

Clopidogrel standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Clopidogrel Impurity 4 (Freebase)
Product nameClopidogrel Impurity 4 (Freebase)
Catalogue numberZX-004541
CAS number68559-60-4
IUPAC name6,7-dihydro-5H-thieno[3,2-c]pyridin-4-one
Molecular formulaC7H7NOS
Molar mass153.2 g/mol
Exact mass153.0248
GradeReference Standard
Physical formSolid
XLogP30.9
H-bond donors / acceptors1 / 2
Topological polar surface area57.3 Ų
HS code38229090
InChIKeySFNZVNVCJWVPDM-UHFFFAOYSA-N
SMILESC1CNC(=O)C2=C1SC=C2
PubChem CID20346858
Synonyms4H,5H,6H,7H-thieno[3,2-c]pyridin-4-one, 6,7-Dihydrothieno[3,2-c]pyridin-4(5H)-one, Ticlopidine Impurity B, Ticlodipine USP RC A, Clopidogrel Impurity 04, 4-Oxo-4,5,6,7-tetrahydrothieno-(3,2-C)pyridine, Thieno(3,2-C)pyridin-4(5H)-one, 6,7-dihydro-, 4-Oxo-4,5,6,7-tetrahydrothieno-[3,2-c]pyridine, Thieno[3,2-c]pyridin-4(5H)-one, 6,7-dihydro-, Ticlopidine hydrochloride impurity B, 6.7-dihydrothieno[3.2.c]pyridin-4(5H)-one, Ticlopidine EP Impurity B

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 Clopidogrel Impurity 4 (Freebase)
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 Impurity 4 (Freebase)

Which CAS number identifies Clopidogrel Impurity 4 (Freebase)?
Clopidogrel Impurity 4 (Freebase) is registered under CAS 68559-60-4. You may also see it listed as 4H,5H,6H,7H-thieno[3,2-c]pyridin-4-one, 6,7-Dihydrothieno[3,2-c]pyridin-4(5H)-one, Ticlopidine Impurity B. Our catalogue number for this item is ZX-004541.
What are the formula and molar mass of Clopidogrel Impurity 4 (Freebase)?
For Clopidogrel Impurity 4 (Freebase), its formula is C7H7NOS and its molar mass is 153.2 g/mol. The systematic (IUPAC) name is 6,7-dihydro-5H-thieno[3,2-c]pyridin-4-one. InChIKey SFNZVNVCJWVPDM-UHFFFAOYSA-N lets you match it in any structure database.
How is Clopidogrel Impurity 4 (Freebase) used in pharmaceutical QC?
Clopidogrel Impurity 4 (Freebase) 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 Impurity 4 (Freebase)?
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 Impurity 4 (Freebase)?
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 Impurity 4 (Freebase) to my country?
Yes. Because Clopidogrel Impurity 4 (Freebase) 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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