3,4-Difluoro-5-(methyl)thiophenol CAS 1803823-92-8
| CAS No. | 1803823-92-8 |
| Molecular Formula | C7H6F2S |
| Molecular Weight | 160.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,4-Difluoro-5-(methyl)thiophenol (CAS 1803823-92-8), a certified reference material (molecular formula C7H6F2S, MW 160.18 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H6F2S, 3,4-Difluoro-5-(methyl)thiophenol contains sulfur-containing functionality, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 160.18 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.
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 3,4-Difluoro-5-(methyl)thiophenol 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 | C7H6F2S |
| Molecular Weight | 160.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1995 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Difluoro Standards
- 2,4-Difluoro thioanisole (CAS 130922-40-6)
- 1,2-Difluoro-4-(methylsulfanyl)benzene (CAS 130922-41-7)
- 2,4-Difluoro-3-methylbenzenethiol (CAS 1349719-15-8)
- 2,5-Difluoro-3-(methyl)thiophenol (CAS 1803736-58-4)
- 3,5-Difluoro-4-(methyl)thiophenol (CAS 1804515-76-1)
- 2,4-Difluoro-6-(methyl)thiophenol (CAS 1805063-31-3)
- 4,5-Difluoro-2-(methyl)thiophenol (CAS 1806289-18-8)
- 2,6-Difluoro-4-(methyl)thiophenol (CAS 1806303-37-6)
Recommended Standards
- Phthalazine-1,4-diamine (CAS 17987-70-1)
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- 1-imino-1H-isoindole-3,6-diamine (CAS 173095-71-1)
- 5-(1-Bromoethyl)-3-(trifluoromethyl)-1,2,4-oxadiazole (CAS 1306738-79-3)
- 2-Chloro-6-propoxypyridin-4-amine (CAS 1346809-36-6)
- 2,5-Dioxopyrrolidin-1-yl 6-(3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxamido)hexanoate (CAS 148356-01-8)
- H-D-Lys(Boc)-OtBu · HCl (CAS 201007-86-5)
- tert-Butyl 4,5-dihydrofuro[2,3-c]pyridine-6(7H)-carboxylate (CAS 179060-28-7)
- 2-(3-Acetyl-1H-indol-1-yl)butanoic acid (CAS 869949-98-4)
- 3-ethoxy-5-oxaspiro[3.4]octan-1-amine hydrochloride (CAS 1461704-62-0)
- 6-CHLORO-5-(TRIFLUOROMETHYL)PYRIDIN-2-OL 76041-77-5 AB82807 (CAS 76041-77-5)
- [1-(2-Chlorophenyl)cyclopentyl]methanol (CAS 1519524-19-6)
- Semaglutide Impurity 1(OtBu-Ste-D-γGlu(OtBu)-AEEA-AEEA-OH) (CAS CATO-C4X-22261)
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