4-Chloro-5-phenyl-1,2,3-dithiazol-1-ium chloride CAS 880494-73-5
| CAS No. | 880494-73-5 |
| Molecular Formula | C8H5ClNS2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-Chloro-5-phenyl-1,2,3-dithiazol-1-ium chloride (CAS 880494-73-5) is a high-purity analytical reference standard with the molecular formula C8H5ClNS2Cl and a molecular weight of 250.16 g/mol.
Based on its molecular formula C8H5ClNS2Cl, 4-Chloro-5-phenyl-1,2,3-dithiazol-1-ium chloride contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 250.16 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.
As a certified reference material (CRM), 4-Chloro-5-phenyl-1,2,3-dithiazol-1-ium chloride 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 | C8H5ClNS2 Cl |
| Molecular Weight | 250.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
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- Tetraethylphosphoniumtrifluoromethanesulfonate (CAS 111928-06-4)
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- 3-(Oxan-2-yl)prop-2-yn-1-amine (CAS 1895362-31-8)
- 3-((2-Oxo-2-phenylethyl)amino)benzoic acid (CAS 352450-05-6)
- Methyl (2S,4S)-4-[(cyclobutylcarbonyl)oxy]-2-pyrrolidinecarboxylate hydrochloride (CAS 1354487-94-7)
- 4-Cyano-2,6-difluorobenzene-1-sulfonyl chloride (CAS 1384429-18-8)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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