4-Bromo-2-chloro-6-fluorobenzenethiol CAS 1208074-77-4
| CAS No. | 1208074-77-4 |
| Molecular Formula | C6H3BrClFS |
| Molecular Weight | 241.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-Bromo-2-chloro-6-fluorobenzenethiol (CAS 1208074-77-4), molecular formula C6H3BrClFS and molecular weight 241.51 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H3BrClFS, 4-Bromo-2-chloro-6-fluorobenzenethiol contains sulfur-containing functionality, fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-Bromo-2-chloro-6-fluorobenzenethiol 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 | C6H3BrClFS |
| Molecular Weight | 241.51 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl/Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 6-bromo-1-chloro-naphthalene (CAS 1000391-24-1)
- 4-Bromo-3-chloro-2-fluorothiophenol (CAS 1160574-65-1)
- 2-Bromo-4-chloro-6-fluorobenzenethiol (CAS 1208076-60-1)
- 2-Bromo-4-chloro-5-fluorobenzenethiol (CAS 1208076-79-2)
- 4-Bromo-2-chloro-5-fluorobenzenethiol (CAS 1208077-01-3)
- 2-Bromo-6-chloro-4-fluorobenzenethiol (CAS 1208077-83-1)
- 4-Bromo-5-chloro-2-fluorobenzenethiol (CAS 1208077-92-2)
- 5-bromo-4-chlorofuro[2,3-d]pyrimidine (CAS 1256789-37-3)
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- Azilsartan Impurity 10 (CAS 1863930-34-0)
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