1-Ethoxy-2,3-difluoro-4-((4-pentylphenyl)ethynyl)benzene CAS 123560-56-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 123560-56-5 |
| Molecular Formula | C21H22F2O |
| Molecular Weight | 328.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Ethoxy-2,3-difluoro-4-((4-pentylphenyl)ethynyl)benzene (CAS 123560-56-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H22F2O. Molecular weight: 328.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H22F2O |
| Molecular Weight | 328.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
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Recommended Standards
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- 3-Oxosapriparaquinone (CAS 119139-56-9)
- 4-(Chloromethyl)-7-hydroxy-8-methyl-2H-chromen-2-one (CAS 163684-50-2)
- 2,5-Dichloro-4-(trifluoromethyl)pyridine (CAS 89719-92-6)
- 3-Bromoisoxazole-5-carboxamide (CAS 1241897-93-7)
- 3-Cyano-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate (CAS 1269411-17-7)
- 4-Amino-5-nitronicotinic acid (CAS 1266114-62-8)
- (3-Methylbenzofuran-2-yl)(morpholino)methanone (CAS 92248-59-4)
- Vialox Peptide(Pentapeptide-3) (CAS 135679-88-8)
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