5-O-Desmethyl Omeprazole

Name: 5-O-Desmethyl Omeprazole
Brand: Vaqora Chemicals
SKU: VQ-007090

About 5-O-Desmethyl Omeprazole

5-O-Desmethyl Omeprazole is a metabolite or degradation product of Omeprazole carrying the CAS registry number 151602-49-2. Formula C16H17N3O3S, molecular weight 331.4 g/mol. Its systematic (IUPAC) name is 2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-3H-benzimidazol-5-ol. It is also known as 5-O-Desmethylomeprazole or 5-o-Desmethyl-omeprazole.

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.

Analytical teams use this compound to identify metabolites and degradants of Omeprazole, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 5-O-Desmethyl Omeprazole in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. This item is currently in stock for prompt dispatch.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Omeprazole

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

Omeprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	5-O-Desmethyl Omeprazole
Catalogue No.	VQ-007090
CAS Number	151602-49-2
IUPAC name	2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-3H-benzimidazol-5-ol
Molecular formula	C₁₆H₁₇N₃O₃S
Molecular weight	331.4 g/mol
Exact mass	331.0991
Grade	Reference Standard
HSN code	38229090
InChIKey	TWXDTVZNDQKCOS-UHFFFAOYSA-N
SMILES	CC1=CN=C(C(=C1OC)C)CS(=O)C2=NC3=C(N2)C=C(C=C3)O
PubChem CID	10404448

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	2 / 6
TPSA	107 Å²
Synonyms	2-[[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazol-6-ol, 2-[(4-Methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]-3H-benzimidazol-5-ol, 5-O-Desmethylomeprazole, 5-o-Desmethyl-omeprazole, 1H-Benzimidazol-6-ol, 2-(((4-methoxy-3,5-dimethyl-2-pyridinyl)methyl)sulfinyl)-, 1H-Benzimidazol-6-ol, 2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-, 5'-O-Desmethyl omeprazole, 2-(((4-Methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazol-6-ol, 1H-Benzimidazol-6-ol,2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-, 2-[[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazol-5-ol, 5-Desmethylomeprazole, 5'-O-Desmethylomeprazole

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 5-O-Desmethyl Omeprazole?

The CAS Registry Number of 5-O-Desmethyl Omeprazole is 151602-49-2. It is also known as 2-[[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazol-6-ol, 2-[(4-Methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]-3H-benzimidazol-5-ol, 5-O-Desmethylomeprazole.

What is the molecular formula and molecular weight of 5-O-Desmethyl Omeprazole?

5-O-Desmethyl Omeprazole has the molecular formula C16H17N3O3S and a molecular weight of 331.4 g/mol. Its IUPAC name is 2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-3H-benzimidazol-5-ol.

What is 5-O-Desmethyl Omeprazole used for?

5-O-Desmethyl Omeprazole 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 5-O-Desmethyl Omeprazole can I order?

We supply 5-O-Desmethyl Omeprazole 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 5-O-Desmethyl Omeprazole?

Yes. Every lot of 5-O-Desmethyl Omeprazole 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 5-O-Desmethyl Omeprazole be shipped internationally?

Yes. We export 5-O-Desmethyl Omeprazole worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.