(S)-2-Amino-3-(1H-imidazol-4-yl)-propanoic acid dihydrochloride CAS 1007-42-7
| CAS No. | 1007-42-7 |
| Molecular Formula | C6H9N3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (S)-2-Amino-3-(1H-imidazol-4-yl)-propanoic acid dihydrochloride.
(S)-2-Amino-3-(1H-imidazol-4-yl)-propanoic acid dihydrochloride (CAS 1007-42-7) is a high-purity analytical reference standard with the molecular formula C6H9N3O2HCl and a molecular weight of 191.62 g/mol.
Based on its molecular formula C6H9N3O2HCl, (S)-2-Amino-3-(1H-imidazol-4-yl)-propanoic acid dihydrochloride contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 191.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C6H9N3O2 2*HCl |
| Molecular Weight | 191.62 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- Voriconazole Impurity 83 (CAS CATO-C4X-136683)
- N3-(4-(1H-imidazol-1-yl)phenyl)-1H-1,2,4-triazole-3,5-diamine (CAS 443799-45-9)
- (R,R)-Chiraphite (CAS 149646-83-3)
- 2-(3-Bromophenyl)propane-1,3-diol (CAS 773872-65-4)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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