2,3,5,6-Tetrafluoro-4-(trifluoromethyl)benzenethiol CAS 651-84-3
| CAS No. | 651-84-3 |
| Molecular Formula | C7HF7S |
| Molecular Weight | 250.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2,3,5,6-Tetrafluoro-4-(trifluoromethyl)benzenethiol.
2,3,5,6-Tetrafluoro-4-(trifluoromethyl)benzenethiol (CAS 651-84-3) is a high-purity analytical reference standard with the molecular formula C7HF7S and a molecular weight of 250.14 g/mol.
Based on its molecular formula C7HF7S, 2,3,5,6-Tetrafluoro-4-(trifluoromethyl)benzenethiol 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 250.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,3,5,6-Tetrafluoro-4-(trifluoromethyl)benzenethiol 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 | C7HF7S |
| Molecular Weight | 250.14 g/mol |
| Purity | >95% |
| 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.) | 1957 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Tetrafluoro Standards
- 1-(2,2,3,3-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)ethan-1-one (CAS 540738-37-2)
- (2,2,4,4-Tetrafluoro-4H-benzo[d][1,3]dioxin-6-yl)boronic acid (CAS 870822-77-8)
- 2,2,3,3-Tetrafluoro-1,4-benzodioxine-6-boronic acid (CAS 622383-86-2)
- (2,3,5,6-Tetrafluoro-4-isopropoxyphenyl)boronic acid (CAS 871126-28-2)
- (2,3,5,6-Tetrafluoro-4-propoxyphenyl)boronic acid (CAS 871125-71-2)
- 2,2,3,3-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid (CAS 180091-38-7)
- 2,2,3,3-Tetrafluoro-1,4-benzodioxane-5- carboxylic acid (CAS 398156-39-3)
- 4,5,6,7-tetrafluoro-2-methyl-1-benzofuran-3-carboxylic acid (CAS 3265-72-3)
Recommended Standards
- 5-methyl-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-2-carbonitrile (CAS 2304634-94-2)
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- 5,5-Dimethyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-2-en-1-one (CAS 497959-45-2)
- (E)-3-(2-fluoro-5-(trifluoromethoxy)phenyl)acrylic acid (CAS 1017777-31-9)
- 4-Methyl-2H-indazol-3-amine (CAS 1207529-96-1)
- 2-Methoxy-3-(methylthio)pyridine (CAS 207732-29-4)
- 1-Benzyl 1,2-di-tert-butyl hydrazine-1,1,2-tricarboxylate (CAS 202980-91-4)
- 4-[2-(4-methoxyphenyl)ethyl]piperidine hydrochloride (CAS 148135-92-6)
- 1-(3-((4-Fluorophenoxy)methyl)azetidin-1-yl)-2-phenylethan-1-one (CAS 2034586-57-5)
- 4-Ethoxy-5-iodopyrimidin-2-amine (CAS 2452344-93-1)
- N-Cyano-N-ethylaniline (CAS 21184-21-4)
- 2,6-dibromo-3-(trifluoromethyl)pyridine (CAS 55304-87-5)
- 2-((2-Ethylhexyl)oxy)acetic acid (CAS 79962-88-2)
- Exenatide (CAS 141758-74-9)
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