Diphenyl [(2,4-dichlorophenyl)(hydroxy)methyl]phosphonate CAS 338759-49-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338759-49-2 |
| Molecular Formula | C19H15Cl2O4P |
| Molecular Weight | 409.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diphenyl [(2,4-dichlorophenyl)(hydroxy)methyl]phosphonate (CAS 338759-49-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H15Cl2O4P. Molecular weight: 409.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H15Cl2O4P |
| Molecular Weight | 409.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 3-Iodo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 757978-12-4)
- CAS 2290526-31-5 (CAS 2290526-31-5)
- 1-(Phenylsulfonyl)-5-cyano-2-iodo-6-azaindole (CAS 1260385-19-0)
- 3,4-Dibromo-1H-pyrazolo[3,4-b]pyridine (CAS 1357945-12-0)
- 5-Amino-8-methylquinoline (CAS 50358-40-2)
- 4-(Chloromethyl)-1-(3,4,5-trifluorophenyl)-1H-1,2,3-triazole (CAS 1344062-41-4)
- 6-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole (CAS 955979-12-1)
- 2'-Nitro-[1,1'-biphenyl]-4-amine (CAS 1140-28-9)
- N-Benzyl-2,3,4,6-tetra-O-benzyl-1,5-dideoxy-imino-L-iditol (CAS 151963-95-0)
- D-Lys20-Tirzepatide (CAS CATO-CPTD788914)
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