Diphenyl pentylphosphonate CAS 21645-07-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21645-07-8 |
| Molecular Formula | C17H21O3P |
| Molecular Weight | 304.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Diphenyl pentylphosphonate (CAS 21645-07-8) pharmaceutical standards reference standard. Molecular formula: C17H21O3P. Molecular weight: 304.32 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H21O3P |
| Molecular Weight | 304.32 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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 |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Diphenyl Standards
- Diphenyl(4-vinylphenyl)phosphineoxide (CAS 47182-95-6)
- 4,7-Diphenyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione (CAS 20929-46-8)
- 5-(1,3-Diphenyl-1H-pyrazol-4-yl)-1,3,4-oxadiazol-2(3H)-one (CAS 917947-68-3)
- Ethyl 2,4-diphenyl-5-pyrimidinecarboxylate (CAS 77995-07-4)
- 1-{[(1,3-diphenyl-1H-pyrazol-4-yl)methylidene]amino}guanidine (CAS 380436-54-4)
- 1,6-Diphenyl-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 917748-00-6)
- 2-((5,6-Diphenyl-1,2,4-triazin-3-yl)thio)acetonitrile (CAS 332109-95-2)
- 5,7-Diphenyl-1,3-diazaadamantan-6-one (CAS 19066-35-4)
Recommended Standards
- Diethyl benzhydrylphosphonate (CAS 27329-60-8)
- 7-Methoxy-3-(phenylsulfonyl)isobenzofuran-1(3H)-one (CAS 65131-09-1)
- Ethylenediaminetetraacetic-d12 Acid (CAS 203806-08-0)
- 5-Bromo-N-cyclopentylpyridin-3-amine (CAS 1209457-84-0)
- 2-Isocyanatotetrahydro-2H-pyran (CAS 1194-00-9)
- 4-(2,4-Dimethylphenyl)-4-oxobutanoic acid (CAS 15880-03-2)
- 2-Bromo-4,5-difluorobenzoyl chloride (CAS 103994-89-4)
- Benzyl 3-amino-2-methylpiperidine-1-carboxylate (CAS 1823287-85-9)
- 1-[4-(2-Mercapto-4,4-dimethylpyrimidin-1(4H)-yl)phenyl]ethanone (CAS 1142212-64-3)
- Neuropeptide SF (human) (CAS 192387-39-6)
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