(4-fluorobenzyl)(methyl)diphenylphosphonium chloride CAS 258518-44-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 258518-44-4 |
| Molecular Formula | C20H19FP Cl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4-fluorobenzyl)(methyl)diphenylphosphonium chloride (CAS 258518-44-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H19FP Cl. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H19FP Cl |
| Molecular Weight | 344.79 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
Related fluorobenzyl Standards
- (4-Fluorobenzyl)hydrazine dihydrochloride (CAS 1000805-93-5)
- (3-Fluorobenzyl)hydrazine Dihydrochloride (CAS 1000805-94-6)
- 5-((3-Fluorobenzyl)oxy)-1H-pyrazol-3-amine (CAS 1000896-51-4)
- 4-(5-(4-Fluorobenzyl)-1H-pyrazol-3-yl)pyridine (CAS 1001112-68-0)
- 2-(5-(4-Fluorobenzyl)-3-(pyridin-4-yl)-4,5-dihydro-1H-pyrazol-1-yl)acetic acid (CAS 1001383-88-5)
- 3-(4-Fluorobenzyl)pyrrolidinehydrochloride (CAS 1003561-95-2)
- 1-(4-Fluorobenzyl)-4-isothiocyanato-3,5-dimethyl-1h-pyrazole (CAS 1004193-64-9)
- 4-((4-Fluorobenzyl)amino)-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 1006448-78-7)
Recommended Standards
- Methyl 2-amino-4-cyano-1H-imidazole-5-carboxylate (CAS 225644-24-6)
- (2S,3R)-3-Amino-2-phenylbutan-2-ol (CAS 30185-68-3)
- 4-Methylphenyl 4-methoxypyridin-2-ylcarbamate (CAS 1993309-89-9)
- N-(3-Acetyl-5-(trifluoromethyl)phenyl)acetamide (CAS 1393547-39-1)
- 1-Isopropoxy-4-(trifluoromethoxy)-benzene (CAS 1030471-18-1)
- 2-Chloro-5-fluoro-1-methyl-1H-indole-3-carbaldehyde (CAS 1310141-83-3)
- D-Ser12-Semaglutide (CAS CATO-C4X-2226240)
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