2-Hydroxy-5-methoxybenzimidazole

Name: 2-Hydroxy-5-methoxybenzimidazole
Brand: Vaqora Chemicals
SKU: VQ-030560

About 2-Hydroxy-5-methoxybenzimidazole

2-Hydroxy-5-methoxybenzimidazole (CAS 2080-75-3) is an impurity of Esomeprazole offered by Vaqora Chemicals. With the molecular formula C8H8N2O2, it has a molar mass of 164.16 g/mol. The IUPAC name is 5-methoxy-1,3-dihydrobenzimidazol-2-one. Common synonyms include 5-methoxy-1H-benzo[d]imidazol-2-ol and 1,3-Dihydro-5-methoxy-2H-benzimidazol-2-one.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Esomeprazole impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 2-Hydroxy-5-methoxybenzimidazole in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Esomeprazole

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

Esomeprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Hydroxy-5-methoxybenzimidazole
Catalogue No.	VQ-030560
CAS Number	2080-75-3
IUPAC name	5-methoxy-1,3-dihydrobenzimidazol-2-one
Molecular formula	C₈H₈N₂O₂
Molecular weight	164.16 g/mol
Exact mass	164.0586
Grade	Reference Standard
HSN code	38229090
InChIKey	AUPLVAKFTYFHTA-UHFFFAOYSA-N
SMILES	COC1=CC2=C(C=C1)NC(=O)N2
PubChem CID	591101

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	2 / 2
TPSA	50.4 Å²
Synonyms	5-methoxy-1H-benzo[d]imidazol-2-ol, 1,3-Dihydro-5-methoxy-2H-benzimidazol-2-one, 5-Methoxy-1H-benzo[d]imidazol-2(3H)-one, 2H-Benzimidazol-2-one, 1,3-dihydro-5-methoxy-, 2-Benzimidazolinone, 5-methoxy-, 5-Methoxybenzimidazolin-2-one, 5-methoxy-1,3-dihydro-2H-benzo[d]imidazol-2-one, 5-methoxy-3-hydrobenzimidazol-2-one, 5-METHO, 5-Methoxybenzimidazol-2(3H)-one, 5-Methoxy-1,3-dihydro-2H-1,3-benzimidazol-2-one, 5-methoxy-1H-benzo[d]imidazol-2-ol/5-methoxy-1,3-dihydro-2H-benzo[d]imidazol-2-one

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 2-Hydroxy-5-methoxybenzimidazole?

The CAS Registry Number of 2-Hydroxy-5-methoxybenzimidazole is 2080-75-3. It is also known as 5-methoxy-1H-benzo[d]imidazol-2-ol, 1,3-Dihydro-5-methoxy-2H-benzimidazol-2-one, 5-Methoxy-1H-benzo[d]imidazol-2(3H)-one.

What is the molecular formula and molecular weight of 2-Hydroxy-5-methoxybenzimidazole?

2-Hydroxy-5-methoxybenzimidazole has the molecular formula C8H8N2O2 and a molecular weight of 164.16 g/mol. Its IUPAC name is 5-methoxy-1,3-dihydrobenzimidazol-2-one.

What is 2-Hydroxy-5-methoxybenzimidazole used for?

2-Hydroxy-5-methoxybenzimidazole is supplied as a characterised reference material related to Esomeprazole. 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 2-Hydroxy-5-methoxybenzimidazole can I order?

We supply 2-Hydroxy-5-methoxybenzimidazole 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 2-Hydroxy-5-methoxybenzimidazole?

Yes. Every lot of 2-Hydroxy-5-methoxybenzimidazole 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 2-Hydroxy-5-methoxybenzimidazole be shipped internationally?

Yes. We export 2-Hydroxy-5-methoxybenzimidazole worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.