5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one

Name: 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one
Brand: Vaqora Chemicals
SKU: VQ-026567

About 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one

Listed under CAS 21472-33-3, 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is an impurity of Mebendazole available from Vaqora Chemicals. Formula C14H10N2O2, molecular weight 238.24 g/mol. Its systematic (IUPAC) name is 5-benzoyl-1,3-dihydrobenzimidazol-2-one. Alternative names: 5-Benzoyl-2-benzimidazolinone and 2H-Benzimidazol-2-one, 5-benzoyl-1,3-dihydro-.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Mebendazole, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Mebendazole

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

Mebendazole impurities

Specifications & identifiers

Chemical identifiers
Product name	5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one
Catalogue No.	VQ-026567
CAS Number	21472-33-3
IUPAC name	5-benzoyl-1,3-dihydrobenzimidazol-2-one
Molecular formula	C₁₄H₁₀N₂O₂
Molecular weight	238.24 g/mol
Exact mass	238.0742
Grade	Reference Standard
HSN code	38229090
InChIKey	HUBCTWDCEBWLBF-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(=O)C2=CC3=C(C=C2)NC(=O)N3
PubChem CID	854379

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	2 / 2
TPSA	58.2 Å²
Synonyms	5-Benzoyl-2-benzimidazolinone, 2H-Benzimidazol-2-one, 5-benzoyl-1,3-dihydro-, 2-Benzimidazolinone, 5-benzoyl-, (2-Hydroxy-1H-benzimidazol-5-yl)phenylmethanone, 5-benzoyl-1,3-dihydro-2H-benzo[d]imidazol-2-one, 5-benzoyl-1H-benzo[d]imidazol-2(3H)-one, 5-benzoyl-1,3-dihydro-2H-1,3-benzimidazol-2-one, (2-hydroxy-1H-benzo[d]imidazol-5-yl)(phenyl)methanone, 5-(phenylcarbonyl)-1,3-dihydro-2H-benzimidazol-2-one

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one?

The CAS Registry Number of 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is 21472-33-3. It is also known as 5-Benzoyl-2-benzimidazolinone, 2H-Benzimidazol-2-one, 5-benzoyl-1,3-dihydro-, 2-Benzimidazolinone, 5-benzoyl-.

What is the molecular formula and molecular weight of 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one?

5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one has the molecular formula C14H10N2O2 and a molecular weight of 238.24 g/mol. Its IUPAC name is 5-benzoyl-1,3-dihydrobenzimidazol-2-one.

What is 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one used for?

5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is supplied as a characterised reference material related to Mebendazole. 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-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one can I order?

We supply 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one 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-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one?

Yes. Every lot of 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one 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-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one be shipped internationally?

Yes. 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.