1H-Imidazo[1,2-a]imidazole CAS 251-91-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 251-91-2 |
| Molecular Formula | C5H5N3 |
| Molecular Weight | 107.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1H-Imidazo[1,2-a]imidazole (CAS 251-91-2) pharmaceutical standards reference standard. Molecular formula: C5H5N3. Molecular weight: 107.11 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H5N3 |
| Molecular Weight | 107.11 g/mol |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related H Standards
- 1H-Imidazo[1,2-b]pyrazole (CAS 251-80-9)
- Imidazo[4,5-c]pyrazole (CAS 251-05-8)
- Imidazo[4,5-d]imidazole (CAS 251-50-3)
- 2H-Imidazo[4,5-d][1,2,3]oxadiazole (CAS 933057-41-1)
- Imidazo[1,2-a]pyridine (CAS 274-76-0)
- 3H-Imidazo[4,5-b]pyridine (CAS 170245-18-8)
- 1H-Imidazo[4,5-b]pyridine (CAS 170245-19-9)
- 4H-Imidazo[4,5-c]pyridine (CAS 272-96-8)
Recommended Standards
- 1-(Prop-2-yn-1-yl)-1h-1,2,4-triazole (CAS 82418-39-1)
- 1-(Prop-2-yn-1-yl)-1H-1,2,3-triazole (CAS 78909-98-5)
- 1H-imidazol-2-ylacetonitrile (CAS 23184-45-4)
- 4-(9H-Carbazol-9-yl)aniline (CAS 52708-37-9)
- (5-(1-Hydroxyethyl)pyridin-3-yl)boronic acid (CAS 1416500-72-5)
- Brevetoxin B (CAS 79580-28-2)
- 3-(((4-Chlorobenzyl)thio)methyl)-5-((2,6-dichlorobenzyl)thio)-4-phenyl-4H-1,2,4-triazole (CAS 344269-35-8)
- 1-(propan-2-yl)piperidine-3-carbaldehyde (CAS 1248558-73-7)
- Tricyclodecenyl acetate (CAS 5413-60-5)
- Insulin Pork(≥27 USP units/mg) (CAS 12584-58-6)
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