3,4-Difluorophenylacetylene CAS 143874-13-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 143874-13-9 |
| Molecular Formula | C8H10F2 |
| Molecular Weight | 144.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Difluorophenylacetylene (CAS 143874-13-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H10F2. Molecular weight: 144.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H10F2 |
| Molecular Weight | 144.16 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
Recommended Standards
- 1,3,4-Thiadiazole-2-carbohydrazide (CAS 1330755-61-7)
- 1-ethynyl-3,5-difluorobenzene (CAS 151361-87-4)
- 1246816-15-8 6-Amino-2-thiouracil-13C (CAS 1246816-15-8)
- (2-Morpholinopyridin-3-yl)boronic acid hydrochloride (CAS 1309979-68-7)
- 1-Allylpiperidin-3-ol (CAS 76787-82-1)
- Ethyl 2-(2,2,2-trifluoroacetamido)acetate (CAS 367-62-4)
- 4-oxo-4-(5,6,7,8-tetrahydronaphthalen-2-yl)butanoic acid (CAS 785-17-1)
- Benzoic acid, 4-amino-, polymer with 2-(chloromethyl)oxirane and 4,4'-(1-methylethylidene)bis[phenol] (CAS 67906-76-7)
- 1-(5-Bromopyrimidin-2-yl)cyclopentan-1-amine (CAS 1344019-64-2)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
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