N-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)acetamide CAS 91085-68-6
| CAS No. | 91085-68-6 |
| Molecular Formula | C9H9N3O2 |
| Molecular Weight | 191.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
N-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)acetamide (CAS 91085-68-6), molecular formula C9H9N3O2 and molecular weight 191.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H9N3O2, N-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)acetamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 191.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures N-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)acetamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O2 |
| Molecular Weight | 191.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Methyl imidazo[1,2-a]pyridin-2-ylcarbamate (CAS 38922-81-5)
- N-(5-cyanopyridin-2-yl)-N-methylglycine (CAS 953890-89-6)
- Methyl 7-methylpyrazolo[1,5-a]pyrimidine-5-carboxylate (CAS 916211-74-0)
- N-(9H-Purin-6-yl)propionamide (CAS 37385-05-0)
- 3-(2-Phenyl-ethenesulfonylamino)-propionic acid (CAS 297138-62-6)
- Ethyl 4-methyl-2-((2-methylquinolin-8-yl)oxy)thiazole-5-carboxylate (CAS 1199216-03-9)
- 3-[7-(difluoromethyl)-5-(2-furyl)[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]propanoic acid (CAS 1018151-00-2)
- 2,4-dimethyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid (CAS 903173-34-2)
- 2-Cyclobutyl-1-(pyrimidin-2-yl)ethan-1-amine (CAS 1487087-10-4)
- 5-Trifluoromethoxyindan-1-one (CAS 173252-76-1)
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- 4-(2-(Methylthio)phenyl)-4-oxobutanoic acid (CAS 951892-30-1)
- (2E)-3-(Phenylamino)-2-(1H-1,2,3,4-tetrazol-5-yl)prop-2-enenitrile (CAS 1020252-60-1)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
Why CATO?
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