2-Bromo-4-chlorothieno[3,2-c]pyridine CAS 28948-61-0
| CAS No. | 28948-61-0 |
| Molecular Formula | C7H3BrClNS |
| Molecular Weight | 248.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrile group, sulfur-containing functionality, chlorine/bromine substitution, an aromatic ring system, 2-Bromo-4-chlorothieno[3,2-c]pyridine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 248.53 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2-Bromo-4-chlorothieno[3,2-c]pyridine (CAS 28948-61-0), a certified reference material (molecular formula C7H3BrClNS, MW 248.53 g/mol) for analytical method development and quality control.
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.
CATO manufactures 2-Bromo-4-chlorothieno[3,2-c]pyridine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H3BrClNS |
| Molecular Weight | 248.53 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.) | 1965 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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Recommended Standards
- 2-Bromo-6-chlorobenzothiazole (CAS 3507-17-3)
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- 4-Bromo-2-chloro-1-isothiocyanatobenzene (CAS 98041-69-1)
- 8-Chloro-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazine (CAS 1198154-60-7)
- 3-Amino-3-(5-bromo(3-pyridyl))propanoic acid (CAS 297773-47-8)
- Diethylether (CAS 60-29-7)
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- 5-Ethynyl-4-fluoro-2-methylaniline (CAS 1849222-66-7)
- 2-(4-(Trifluoromethyl)phenyl)imidazo[1,2-a]pyridine (CAS 743407-46-7)
- Retigabine Impurity 1 (CAS CATO-C4X-13141)
- 3-(6-Methylpyridin-2-yl)-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 62052-29-3)
- Ethyl 5,6-dibromopicolinate (CAS 1214351-33-3)
- Peptide 437 (CAS CATO-CPTD788437)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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