2-Nitro-1H-benzo[d]imidazole CAS 5709-67-1
| CAS No. | 5709-67-1 |
| Molecular Formula | C7H5N3O2 |
| Molecular Weight | 163.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Nitro-1H-benzo[d]imidazole (C7H5N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; 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.
CATO supplies 2-Nitro-1H-benzo[d]imidazole (CAS 5709-67-1), a certified reference material (molecular formula C7H5N3O2, MW 163.13 g/mol) for analytical method development and quality control.
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 2-Nitro-1H-benzo[d]imidazole 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 | C7H5N3O2 |
| Molecular Weight | 163.13 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.) | 1958 |
| Nitrogen Atoms | 3 |
Related Nitro Standards
- 6-Nitro-1H-pyrrolo[3,2-c]pyridine (CAS 1000342-77-7)
- 5-Nitro-1H-pyrrolo[2,3-β]pyridine (CAS 101083-92-5)
- 6-Nitro-1H-pyrrolo[2,3-b]pyridine (CAS 1060802-95-0)
- 4-Nitro-1H-pyrrolo[2,3-c]pyridine (CAS 1190309-81-9)
- 7-Nitro-1H-pyrrolo[3,2-b]pyridine (CAS 1190313-38-2)
- 6-Nitro-1H-pyrrolo[3,2-b]pyridine (CAS 1190318-66-1)
- 2-(5-Nitro-2-pyridinyl)acetonitrile (CAS 123846-66-2)
- 7-Nitro-1H-pyrrolo[3,2-c]pyridine (CAS 1357980-43-8)
Recommended Standards
- 2-Methylfuro[3,4-b]pyridine-5,7-dione (CAS 90376-83-3)
- 2-Nitrobenzofuran (CAS 33094-66-5)
- 2-Methyl-5-nitronicotinonitrile (CAS 60915-14-2)
- 2-Oxo-2,3-dihydro-1,3-benzoxazole-6-carbaldehyde (CAS 54903-15-0)
- N-cyclopropyl-N-(3-fluorobenzyl)piperidine-3-carboxamide hydrochloride (CAS 1417793-24-8)
- 1-(2-Bromophenyl)-3-(1-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)urea (CAS 1396855-03-0)
- 4-[2-(4-Morpholinyl)ethoxy]-3-(trifluoromethyl)-phenylamine dihydrochloride (CAS 1185130-96-4)
- N-(4-fluorophenyl)-2-phenyl-4-(trifluoromethyl)thiazole-5-carboxamide (CAS 400080-74-2)
- 5-Bromo-2-(tributylstannyl)pyridine (CAS 611168-46-8)
- (1-Phenyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methanol (CAS 875657-54-8)
- (2-Methyl-2H-indazol-7-yl)methanamine (CAS 1144044-67-6)
- N-Nitrosopiperazine-d8 (CAS 1330180-56-7)
- Ruxolitinib Impurity 72 (CAS 3029006-61-6)
- Peptide Impurity 13 (CAS CATO-CPTD788813)
Why CATO?
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