4-Bromo-2-chlorothiazole-5-carbonitrile CAS 2091047-23-1
| CAS No. | 2091047-23-1 |
| Molecular Formula | C4BrClN2S |
| Molecular Weight | 223.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2-chlorothiazole-5-carbonitrile (CAS 2091047-23-1), molecular formula C4BrClN2S and molecular weight 223.48 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C4BrClN2S, 4-Bromo-2-chlorothiazole-5-carbonitrile contains a nitrile group, sulfur-containing functionality, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 223.48 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.
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 4-Bromo-2-chlorothiazole-5-carbonitrile 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 | C4BrClN2S |
| Molecular Weight | 223.48 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 2-Bromo-5-chlorothiazole-4-carbonitrile (CAS 1204297-56-2)
- 3-Bromo-4-chloro-5-fluorotoluene (CAS 1000576-14-6)
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- 4-Bromo-2-(chloromethyl)-1-fluorobenzene (CAS 1020992-68-0)
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Recommended Standards
- 3,4-Dichlorophenylacetyl chloride (CAS 6831-55-6)
- 2,2-Dichloro-1-(4-chlorophenyl)ethanone 4711AE 5157-57-3 C8H5Cl3O (CAS 5157-57-3)
- 3-(Dichloromethyl)benzoyl Chloride (CAS 36747-51-0)
- Empagliflozin Impurity 93 (CAS 19932-79-7)
- 2-(4-Methoxybenzoyl)pyridine (CAS 6305-18-6)
- Methyl 2-(dimethylamino)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinate (CAS 2304634-88-4)
- 1-Azido-8-hydroxy-3,6-dioxaoctane 2-[2-(2-Azidoethoxy)ethoxy]ethanol 2-[2-(2-Azidoethoxy)ethoxy]ethanol solution 8-Azido-3,6-dioxaoctanol 8-Azido-3,6-dioxaoctanol solution 86520-52-7 (CAS 86520-52-7)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperidine-4-carboxamide (CAS 338780-66-8)
- Tert-butyl 4-chloro-3-isopropylbenzoate (CAS 2635937-45-8)
- 3-(Pyrrolidin-3-ylmethyl)pyridinedioxalate (CAS 1018827-46-7)
- 5-Bromo-2-methoxy-4-methylthiazole (CAS 1314354-69-2)
- 1,4-Dibromo-2,3-difluoro-5-nitrobenzene (CAS 1360726-52-8)
- 2-Chlorophenyl cyclohexanecarboxylate (CAS 101068-39-7)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com