2,7-Diamino-1H-benzo[d]imidazole-5-carboxylic acid CAS 1804101-96-9
| CAS No. | 1804101-96-9 |
| Molecular Formula | C8H8N4O2 |
| Molecular Weight | 192.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,7-Diamino-1H-benzo[d]imidazole-5-carboxylic acid (CAS 1804101-96-9), a certified reference material (molecular formula C8H8N4O2, MW 192.17 g/mol) for analytical method development and quality control.
2,7-Diamino-1H-benzo[d]imidazole-5-carboxylic acid (C8H8N4O2) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 2,7-Diamino-1H-benzo[d]imidazole-5-carboxylic acid 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 | C8H8N4O2 |
| Molecular Weight | 192.17 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.) | 1995 |
| Nitrogen Atoms | 4 |
Related Diamino Standards
- 6,7-Diamino-1,4-dihydroquinoxaline-2,3-dione (CAS 13752-59-5)
- 2,5-Diamino-1H-benzo[d]imidazole-7-carboxylic acid (CAS 1804184-34-6)
- 1,2-Diamino-4-(trifluoromethoxy)benzene (CAS 658-89-9)
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Recommended Standards
- 2-(Hydroxymethyl)benzo[d]oxazole-5-carboxamide (CAS 1803741-87-8)
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- 2-(Hydroxymethyl)benzo[d]oxazole-6-carboxamide (CAS 1804203-57-3)
- 4-Methoxybenzofuran-6-carboxylic acid (CAS 18014-95-4)
- 2-[(4-Aminophenyl)thio]-N-(3,5-dichlorophenyl)-propanamide (CAS 913250-56-3)
- 2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetonitrile (CAS 1401031-37-5)
- 3-Amino-6-fluoroquinolin-4-ol (CAS 1027512-05-5)
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- 3-[2-(3-methylphenyl)pyrrolidine-1-carbonyl]-5-(propan-2-yl)-1,2-oxazole (CAS 1031585-85-9)
- Methyl 4-amino-2-fluoro-5-nitrobenzoate (CAS 872871-50-6)
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Why CATO?
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