5-Amino-2-(hydroxymethyl)benzimidazole CAS 294656-36-3
| CAS No. | 294656-36-3 |
| Molecular Formula | C8H9N3O |
| Molecular Weight | 163.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-2-(hydroxymethyl)benzimidazole (CAS 294656-36-3) is a high-purity analytical reference standard with the molecular formula C8H9N3O and a molecular weight of 163.18 g/mol.
5-Amino-2-(hydroxymethyl)benzimidazole (C8H9N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 5-Amino-2-(hydroxymethyl)benzimidazole 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 | C8H9N3O |
| Molecular Weight | 163.18 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 5-Amino-1-methyl-1,3-dihydro-2H-benzo[d]imidazol-2-one (CAS 54732-89-7)
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- 5,7-Dimethylpyrrolo[2,1-f][1,2,4]triazin-4(1H)-one (CAS 310430-97-8)
- 5-Amino-3-methyl-1H-pyrrolo[2,3-c]pyridin-7-ol (CAS 502958-39-6)
- 7-Bromo-4-chloro-2-(methylthio)thieno[3,2-d]pyrimidine (CAS 1373223-24-5)
- 4-Isopropylbenzoic Acid (CAS 536-66-3)
- 4-Chloro-N-(2-((4-chloro-3-nitrophenyl)amino)-2-oxoethyl)-N-cyclohexylbenzamide (CAS 332156-36-2)
- 1,7,7-Trimethylbicyclo[2.2.1]Heptan-2-yl propionate (CAS 2756-56-1)
- 1-Bromo-4-dodecylbenzene (CAS 126930-72-1)
- D-Ribose-5,5-d (CAS 478506-32-0)
- 2-(3-Bromophenyl)-7-(trifluoromethyl)imidazo[1,2-a]pyridine (CAS 944580-93-2)
- Diethyl Pyridine-2,3-dicarboxylate (CAS 2050-22-8)
- Lifitegrast Impurity 107 (CAS CATO-C4X-2409107)
- Insulin Degludec Impurity 28 (CAS CATO-C4X-215728)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com