Ethyl 3-Ethynyl-4-Fluorobenzoate CAS 1263284-56-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263284-56-5 |
| Molecular Formula | C11H9FO2 |
| Molecular Weight | 192.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 3-Ethynyl-4-Fluorobenzoate (CAS 1263284-56-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9FO2. Molecular weight: 192.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H9FO2 |
| Molecular Weight | 192.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related Ethyl Standards
- Ethyl 4-ethynyl-2-fluorobenzoate (CAS 345963-92-0)
- 1-Ethynyl-4-(trifluoromethoxy)cyclohexane (CAS 2231676-05-2)
- Trans-1-ethynyl-4-(trifluoromethoxy)cyclohexane (CAS 2231663-36-6)
- 2-Ethynyl-1,3,5-trimethoxybenzene (CAS 136612-71-0)
- 5-Ethynyl-1,2,3-trimethoxybenzene (CAS 53560-33-1)
- 2-Ethynyl-2'-methyl-1,1'-biphenyl (CAS 1449574-70-2)
- 2-Ethynyl-4'-methyl-1,1'-biphenyl (CAS 162356-69-6)
- 2-ethynyl-7-methyl-1,7-naphthyridin-8-one (CAS 2244482-10-6)
Recommended Standards
- (1-(2-Fluorophenyl)-1h-1,2,3-triazol-4-yl)methanamine (CAS 1250180-52-9)
- 2-Acetyl-5-fluoroindan-1-one (CAS 1263382-10-0)
- 6-Fluoro-N-(furan-2-ylmethyl)pyridin-2-amine (CAS 1249497-71-9)
- 4-Bromo-2-fluoro-5-sulfamoylbenzamide (CAS 1482148-65-1)
- 2,2'-(Pyridine-2,6-diyl)bis(propan-2-ol) (CAS 100055-21-8)
- 5-Methyl-1-propyl-1H-imidazole (CAS 144748-27-6)
- 3-MethylcyclobutanemethanamineDiscontinued, see M338295 (CAS 34577-92-9)
- 3-Chloro-N-((1-(dimethylamino)cyclohexyl)methyl)benzamide (CAS 786581-55-3)
- 3-Fluoropyrazin-2-amine (CAS 1206523-95-6)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
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