(S)-1-(3-Bromophenyl)ethane-1,2-diamine hydrochloride CAS 1391575-87-3
| CAS No. | 1391575-87-3 |
| Molecular Formula | C8H11BrN2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (S)-1-(3-Bromophenyl)ethane-1,2-diamine hydrochloride is closely related to a nitrile group, chlorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(S)-1-(3-Bromophenyl)ethane-1,2-diamine hydrochloride (CAS 1391575-87-3), molecular formula C8H11BrN2HCl and molecular weight 251.55 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (S)-1-(3-Bromophenyl)ethane-1,2-diamine hydrochloride (C8H11BrN2HCl) contains a nitrile group, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 251.55 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), (S)-1-(3-Bromophenyl)ethane-1,2-diamine hydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H11BrN2 HCl |
| Molecular Weight | 251.55 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1991 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related S Standards
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Recommended Standards
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- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide (CAS 1260935-48-5)
- 2-(4-Methoxy-2,3-dimethylphenyl)-4-methylpyrrolidine (CAS 603068-60-6)
- 1,2-Dihydronaphthalene (CAS 447-53-0)
- His-Cyclic-Semaglutide (CAS CATO-C4X-2226182)
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