1,2-Dimethyl-5-nitro-1h-imidazol-4-amine CAS 21677-56-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21677-56-5 |
| Molecular Formula | C5H8N4O2 |
| Molecular Weight | 156.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,2-Dimethyl-5-nitro-1h-imidazol-4-amine (CAS 21677-56-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H8N4O2. Molecular weight: 156.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H8N4O2 |
| Molecular Weight | 156.14 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 4 |
Related Dimethyl Standards
- 3,3-Dimethyl-5-oxo-3H-1,2,4-triazole-4(5H)-carboxamide (CAS 119493-09-3)
- 1,3-Dimethyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid (CAS 17245-63-5)
- 1,5-Dimethyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid (CAS 1895681-18-1)
- 1,2-Dimethyl-4-nitro-1H-imidazol-5-amine (CAS 21677-57-6)
- 1,3-Dimethyl-4-nitro-1h-pyrazol-5-amine (CAS 76689-64-0)
- 1,3-Dimethyl-5-hydroxyuracil (CAS 408335-42-2)
- 3,5-Dimethyl-4-nitro-1H-pyrazol-1-amine (CAS 301326-14-7)
- 5,5-Dimethyl-4-oxo-4,5-dihydrofuran-2-carboxylic acid (CAS 72420-41-8)
Recommended Standards
- 1-(Propan-2-yl)imidazolidine-2,4,5-trione (CAS 40408-39-7)
- 1-(Methoxymethyl)-1H-imidazole-2-carboxylic acid (CAS 772995-40-1)
- 1,3-Dimethyldihydropyrimidine-2,4,5(3H)-trione (CAS 20406-86-4)
- 4-(Difluoromethyl)-2-methoxy-5-nitronicotinaldehyde (CAS 1805149-08-9)
- (R)-tert-Butyl (1-(2-aminoethyl)pyrrolidin-3-yl)(ethyl)carbamate (CAS 1354002-96-2)
- 2-(Pyrrolidin-1-yl)acetohydrazide (CAS 7171-96-2)
- Penfluridol Impurity 5 (CAS 61668-03-9)
- 1-(Methoxymethyl)-4-nitro-1H-pyrrole-2-carboxylic acid (CAS 164262-48-0)
- tert-Butyl5-methyl-2,6-dioxo-1,3-oxazinane-3-carboxylate (CAS 357610-32-3)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
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