Diethyl (2,5-difluorobenzyl)phosphonate CAS 451455-94-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 451455-94-0 |
| Molecular Formula | C11H15F2O3P |
| Molecular Weight | 264.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl (2,5-difluorobenzyl)phosphonate (CAS 451455-94-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H15F2O3P. Molecular weight: 264.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H15F2O3P |
| Molecular Weight | 264.21 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related Diethyl Standards
- Diethyl (2,4-difluorobenzyl)phosphonate (CAS 127218-03-5)
- Diethyl (3,4-difluorobenzyl)phosphonate (CAS 451455-95-1)
- Diethyl (2R,3S,4R,5S)-2,3,4,5-tetrahydroxyhexanedioate (CAS 15909-67-8)
- Diethyl naphthalen-1-ylphosphonate (CAS 25944-75-6)
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- Diethyl 2-(4-hydroxybenzylidene)malonate (CAS 17315-86-5)
- Diethyl 6,7-dihydro-5H-cyclopenta[d]pyrimidine-2,4-dicarboxylate (CAS 117663-60-2)
Recommended Standards
- Benzyl phenyl hydrogen phosphate (CAS 50579-30-1)
- 5-(3-(Trifluoromethyl)phenyl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 75175-86-9)
- Tenofovir disoproxil Impurity 3 (CAS 52364-31-5)
- 2-Bromo-1-isopropoxy-4-isopropylbenzene (CAS 1369849-93-3)
- N-(4-Cyano-3-methyl-1,2-oxazol-5-yl)-4-methylbenzamide (CAS 478043-90-2)
- 4-(Methoxycarbonyl)-5-phenylfuran-3-carboxylic acid (CAS 264120-98-1)
- Roxatidine Impurity 73 (CAS CATO-C4X-121373)
- Ethyl 4-chloro-1H-pyrrolo[2,3-d]pyrimidine-2-carboxylate (CAS 1209749-81-4)
- 5-Phenyloxazolidine-2,4-dione (CAS 5841-63-4)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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