Diphenyl (7-methyloctyl)phosphonate CAS 29739-76-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 29739-76-2 |
| Molecular Formula | C18H23N4O2 I |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Diphenyl (7-methyloctyl)phosphonate (CAS 29739-76-2) pharmaceutical standards reference standard. Molecular formula: C18H23N4O2 I. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H23N4O2 I |
| Molecular Weight | 454.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- Methyl 6-bromo-4,5-dimethoxypicolinate (CAS 214123-12-3)
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- 1-Butyl-2-(2-(3-(2-(1-butyl-6-chlorobenzo[cd]indol-2(1H)-ylidene)ethylidene)-2-chloro-5-methylcyclohex-1-en-1-yl)vinyl)-6-chlorobenzo[cd]indol-1-ium tetrafluoroborate (CAS 155614-00-9)
- Indacaterol Impurity 89 (CAS CATO-C4X-150089)
- 2-Methyl-5-(phenylsulfonyl)pyrimidin-4(3H)-one (CAS 339108-06-4)
- ([D2]Gly4)-Cholecystokinin Octapeptide (sulfated) ammonium salt (CAS 1926163-74-7)
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