2,5-Difluoro-4-methoxythiophenol CAS 1208076-59-8
| CAS No. | 1208076-59-8 |
| Molecular Formula | C7H6F2OS |
| Molecular Weight | 176.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H6F2OS, 2,5-Difluoro-4-methoxythiophenol contains sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 176.18 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.
2,5-Difluoro-4-methoxythiophenol (CAS 1208076-59-8), molecular formula C7H6F2OS and molecular weight 176.18 g/mol, is a CATO reference standard with documented purity and traceability.
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 2,5-Difluoro-4-methoxythiophenol 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 | C7H6F2OS |
| Molecular Weight | 176.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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-containing |
| Sulfur Atoms | 1 |
Related Difluoro Standards
- 2,6-Difluoro-4-methoxybenzenethiol (CAS 1178498-08-2)
- 3,5-Difluoro-2-methoxybenzenethiol (CAS 1208074-76-3)
- 3,5-Difluoro-4-methoxythiophenol (CAS 1208078-01-6)
- 2,5-Difluoro-6-methoxythiophenol (CAS 1208078-29-8)
- 3,4-Difluoro-5-methoxybenzenethiol (CAS 1314901-59-1)
- 3,5-Difluoro-4-(methythio)phenol (CAS 1447123-13-8)
- 2,6-Difluoro-3-(methylthio)-phenol (CAS 1826110-22-8)
- 2,5-Difluoro-4-(methylsulfanyl)phenol (CAS 1879026-13-7)
Recommended Standards
- 2-Amino-1H-benzo[d]imidazole-5-carboxamide (CAS 1207452-23-0)
- 3-Methyl-4-(1h-tetrazol-1-yl)phenol (CAS 1203172-72-8)
- 4-(1H-imidazol-2-yl)-6-methyl-2,3-dihydropyridazin-3-one (CAS 1210535-57-1)
- 3-Amino-N-(prop-2-yn-1-yl)pyrazine-2-carboxamide (CAS 1197682-08-8)
- Tert-butyl 12-oxo-3,7,11-triazaspiro[5.6]Dodecane-3-carboxylate (CAS 1268334-76-4)
- 4-[(4-chloro-1h-pyrazol-1-yl)methoxy]benzoic acid (CAS 1006474-24-3)
- Sodium-N-methyl-N-oleyl taurate (CAS 137-20-2)
- N-methyl-3-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)aniline (CAS 108810-87-3)
- 2-(Tritylthio)acetic acid (CAS 34914-36-8)
- 2-(2-Iodoethoxy)ethoxymethylbenzene (CAS 88454-83-5)
- tert-Butyl 3,6-diazabicyclo[3.1.1]heptane-3-carboxylate (CAS 1251017-66-9)
- 1-ethynyl-4-(propan-2-yl)cyclohexane (CAS 1866646-62-9)
- 6-Amino-2-ethylpyridazin-3(2H)-one (CAS 143128-76-1)
- T-Peptide (CAS 2022956-62-1)
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