1-Ethynyl-4-((trifluoromethyl)sulfonyl)benzene CAS 351903-73-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 351903-73-6 |
| Molecular Formula | C9H5F3O2S |
| Molecular Weight | 234.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-Ethynyl-4-((trifluoromethyl)sulfonyl)benzene (CAS 351903-73-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H5F3O2S. Molecular weight: 234.20 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H5F3O2S |
| Molecular Weight | 234.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- [(4-methyl-2-oxo-2H-chromen-6-yl)oxy]acetic acid (CAS 95767-60-5)
- 2-((3-Acetylbenzofuran-5-yl)oxy)acetic acid (CAS 35882-03-2)
- (S)-(+)-Ascochin (CAS 935699-58-4)
- N-Boc-3-bromo-2-methylindole (CAS 775305-12-9)
- 4-Methyl-2-(4-methylpiperidin-1-yl)pyrimidine-5-carboxylic acid (CAS 924867-94-7)
- 1,5-Diphenylpentan-3-one (CAS 5396-91-8)
- 1-Boc-4-hydroxy-4-methylpiperidine (CAS 406235-30-1)
- N-(4-((4-Nitrobenzyl)oxy)phenyl)acetamide (CAS 26258-24-2)
- 3-(1H-Imidazol-1-yl)propan-1-ol hydrochloride (CAS 1185490-84-9)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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 13829788188 / jacky.chen@cato-chem.com