4-Bromo-3-fluoro-2-methylbenzenethiol CAS 1208077-13-7
| CAS No. | 1208077-13-7 |
| Molecular Formula | C7H6BrFS |
| Molecular Weight | 221.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-3-fluoro-2-methylbenzenethiol (CAS 1208077-13-7) is a high-purity analytical reference standard with the molecular formula C7H6BrFS and a molecular weight of 221.09 g/mol.
Structurally, 4-Bromo-3-fluoro-2-methylbenzenethiol (C7H6BrFS) contains sulfur-containing functionality, fluorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 221.09 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.
CATO manufactures 4-Bromo-3-fluoro-2-methylbenzenethiol 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 | C7H6BrFS |
| Molecular Weight | 221.09 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/Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Bromo-4-fluoro-6-methylbenzenethiol (CAS 1208076-78-1)
- 4-Bromo-5-fluoro-2-methylbenzenethiol (CAS 1208077-77-3)
- 2-Bromo-6-fluoro-4-methylbenzenethiol (CAS 1208075-32-4)
- 2-Bromo-5-fluoro-4-methylbenzenethiol (CAS 1208077-80-8)
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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