2-(5-Chloro-1h-imidazol-4-yl)ethan-1-amine CAS 99221-76-8
| CAS No. | 99221-76-8 |
| Molecular Formula | C5H8ClN3 |
| Molecular Weight | 145.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
2-(5-Chloro-1h-imidazol-4-yl)ethan-1-amine (CAS 99221-76-8) is a high-purity analytical reference standard with the molecular formula C5H8ClN3 and a molecular weight of 145.59 g/mol.
Based on its molecular formula C5H8ClN3, 2-(5-Chloro-1h-imidazol-4-yl)ethan-1-amine contains a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 145.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H8ClN3 |
| Molecular Weight | 145.59 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
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- 4-Chloro-1,5-dimethyl-1h-pyrazol-3-amine (CAS 1006320-25-7)
- 4-Chloro-1-ethyl-1,2-dihydro-3h-pyrazol-3-imine (CAS 1006333-30-7)
- 4-Chloro-1,3-dimethyl-1H-pyrazol-5-amine (CAS 1006481-77-1)
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Recommended Standards
- 1-(3-Chloropropyl)-1H-1,2,4-triazole (CAS 405939-74-4)
- 2-(5-Chlorofuran-2-yl)ethan-1-amine (CAS 910391-20-7)
- (5-Chloro-1-methyl-1H-pyrrol-2-yl)methanol (CAS 56453-99-7)
- 2-(chloromethyl)-4-ethyl-1,3-oxazole (CAS 224441-76-3)
- 6-(Dimethoxymethyl)-2-mercaptopyrimidin-4-ol (CAS 90370-38-0)
- 2,2'-((2-((carboxymethyl)(2-(2,3-dihydroxypropoxy)-2-oxoethyl)amino)ethyl)azanediyl)diacetic acid (CAS 85479-87-4)
- Ethyl 4-(3-methyl-pyrazol-1-yl)butyrate (CAS 1171364-51-4)
- 3-Methyl-[1,1'-biphenyl]-4-carbaldehyde (CAS 1071024-65-1)
- 4-Chloro-5-(methylamino)furan-2-carboxamide (CAS 826991-38-2)
- 2-Amino-5-bromobenzimidazole (CAS 791595-74-9)
- tert-Butyl (2-(6-formyl-2-oxo-1,2-dihydropyridin-4-yl)ethyl)carbamate (CAS 1393583-43-1)
- 1-Fluorocyclobutanemethanol (CAS 1301207-68-0)
- 4-Bromo-2-(trifluoromethyl)benzonitrile (CAS 191165-13-6)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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