Clopidogrel EP Impurity C (Free Base)

Name: Clopidogrel EP Impurity C (Free Base)
Brand: Vaqora Chemicals
SKU: VQ-043679

About Clopidogrel EP Impurity C (Free Base)

Listed under CAS 120202-69-9, Clopidogrel EP Impurity C (Free Base) is a pharmacopeial impurity of Clopidogrel available from Vaqora Chemicals. Formula C16H16ClNO2S, molecular weight 321.8 g/mol. Its systematic (IUPAC) name is methyl (2R)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate. Alternative names: Clopidogrel R-Isomer and (r)-clopidogrel.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Clopidogrel, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Clopidogrel EP Impurity C (Free Base) is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Clopidogrel

View every impurity, metabolite and intermediate we list for Clopidogrel.

Clopidogrel impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Clopidogrel EP Impurity C (Free Base)
Catalogue No.	VQ-043679
CAS Number	120202-69-9
IUPAC name	methyl (2R)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate
Molecular formula	C₁₆H₁₆ClNO₂S
Molecular weight	321.8 g/mol
Exact mass	321.059
Grade	Reference Standard
HSN code	38229090
InChIKey	GKTWGGQPFAXNFI-OAHLLOKOSA-N
SMILES	COC(=O)[C@@H](C1=CC=CC=C1Cl)N2CCC3=C(C2)C=CS3
PubChem CID	667556

Physical properties
Physical form	Solid
LogP (XLogP3)	3.8
H-bond donors / acceptors	0 / 4
TPSA	57.8 Å²
Synonyms	Clopidogrel R-Isomer, Clopidogrel Hydrochloride - Impurity C(Freebase), (r)-clopidogrel, Clopidogrel impurity C, r-clopidogrel, (-)-Clopidogrel, Clopidogrel, (R)-, (R)-(-)-Clopidogrel, Methyl (R)-2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate, (R)-(-)-Methyl (2-chlorophenyl)(6,7-dihydro-4H-thieno(3,2-C)pyrid-5-yl)acetate, (R)-(-)-Methyl (2-chlorophenyl)(6,7-dihydro-4H-thieno[3,2-c]pyrid-5-yl)acetate, (R)-methyl 2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Clopidogrel EP Impurity C (Free Base)?

The CAS Registry Number of Clopidogrel EP Impurity C (Free Base) is 120202-69-9. It is also known as Clopidogrel R-Isomer, Clopidogrel Hydrochloride - Impurity C(Freebase), (r)-clopidogrel.

What is the molecular formula and molecular weight of Clopidogrel EP Impurity C (Free Base)?

Clopidogrel EP Impurity C (Free Base) has the molecular formula C16H16ClNO2S and a molecular weight of 321.8 g/mol. Its IUPAC name is methyl (2R)-2-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridin-5-yl)acetate.

What is Clopidogrel EP Impurity C (Free Base) used for?

Clopidogrel EP Impurity C (Free Base) is supplied as a characterised reference material related to Clopidogrel. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Clopidogrel EP Impurity C (Free Base) can I order?

We supply Clopidogrel EP Impurity C (Free Base) in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Clopidogrel EP Impurity C (Free Base)?

Yes. Every lot of Clopidogrel EP Impurity C (Free Base) is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Clopidogrel EP Impurity C (Free Base) be shipped internationally?

Yes. We export Clopidogrel EP Impurity C (Free Base) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.