Omeprazole Impurity 63

Name: Omeprazole Impurity 63
Brand: Vaqora Chemicals
SKU: VQ-038768

About Omeprazole Impurity 63

Omeprazole Impurity 63 (CAS 149367-83-9) is an impurity of Omeprazole offered by Vaqora Chemicals. Its molecular formula is C8H8N2OS and its molecular weight is 180.23 g/mol. Its systematic (IUPAC) name is 4-methoxy-1,3-dihydrobenzimidazole-2-thione. Common synonyms include Esomeprazole Impurity 43 and Esomeprazole Impurity I.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Omeprazole to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Omeprazole

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

Omeprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	Omeprazole Impurity 63
Catalogue No.	VQ-038768
CAS Number	149367-83-9
IUPAC name	4-methoxy-1,3-dihydrobenzimidazole-2-thione
Molecular formula	C₈H₈N₂OS
Molecular weight	180.23 g/mol
Exact mass	180.0357
Grade	Reference Standard
HSN code	38229090
InChIKey	KHZQQBWBLUZQKT-UHFFFAOYSA-N
SMILES	COC1=CC=CC2=C1NC(=S)N2
PubChem CID	19791191

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 2
TPSA	65.4 Å²
Synonyms	4-Methoxy-1,3-dihydro-2H-benzimidazole-2-thione, 2H-Benzimidazole-2-thione, 1,3-dihydro-4-methoxy-, Esomeprazole Impurity 43, 2H-Benzimidazole-2-thione,1,3-dihydro-4-methoxy-(9CI), Esomeprazole Impurity I, 4-methoxy-1H-benzo[d]imidazole-2-thiol, 4-Methoxy-1,3-dihydro-2H-1,3-benzimidazole-2-thione

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 Omeprazole Impurity 63?

The CAS Registry Number of Omeprazole Impurity 63 is 149367-83-9. It is also known as 4-Methoxy-1,3-dihydro-2H-benzimidazole-2-thione, 2H-Benzimidazole-2-thione, 1,3-dihydro-4-methoxy-, Esomeprazole Impurity 43.

What is the molecular formula and molecular weight of Omeprazole Impurity 63?

Omeprazole Impurity 63 has the molecular formula C8H8N2OS and a molecular weight of 180.23 g/mol. Its IUPAC name is 4-methoxy-1,3-dihydrobenzimidazole-2-thione.

What is Omeprazole Impurity 63 used for?

Omeprazole Impurity 63 is supplied as a characterised reference material related to Omeprazole. 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 Omeprazole Impurity 63 can I order?

We supply Omeprazole Impurity 63 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 Omeprazole Impurity 63?

Yes. Every lot of Omeprazole Impurity 63 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 Omeprazole Impurity 63 be shipped internationally?

Yes. We export Omeprazole Impurity 63 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.