[1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester CAS 679-36-7
| CAS No. | 679-36-7 |
| Molecular Formula | C7H13F4O4P |
| Molecular Weight | 268.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of [1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester is closely related to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
[1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester (CAS 679-36-7) is a high-purity analytical reference standard with the molecular formula C7H13F4O4P and a molecular weight of 268.14 g/mol.
The molecular framework of [1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester (C7H13F4O4P) is characterized by a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures [1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H13F4O4P |
| Molecular Weight | 268.14 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, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Difluoromethyl Standards
- 2-(Difluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-6-acetonitrile (CAS 1803959-84-3)
- 2-(4-(Difluoromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridin-3-yl)acetonitrile (CAS 1804347-30-5)
- 2-(4-(Difluoromethyl)-6-hydroxy-5-(trifluoromethoxy)pyridin-2-yl)acetonitrile (CAS 1804360-63-1)
- 2-(Difluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-4-acetonitrile (CAS 1804477-96-0)
- 2-(Difluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile (CAS 1804478-02-1)
- 2-(4-(Difluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridin-3-yl)acetonitrile (CAS 1804478-36-1)
- 2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile (CAS 1804725-55-0)
- 2-(2-(Difluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridin-4-yl)acetonitrile (CAS 1804796-73-3)
Recommended Standards
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- 3-(4,5-Dichloro-2-methylphenoxymethyl)pyridine (CAS 1881296-16-7)
- 1-(2,4-Dichlorophenyl)-4-oxocyclohexanecarbonitrile (CAS 65619-31-0)
- 3-Bromo-4-nitro-1H-indazole-6-carboxylic acid (CAS 885521-11-9)
- 2-Hydroxy-3-(4-(2-hydroxyethyl)piperazin-1-yl)propane-1-sulfonic acid xhydrate (CAS 918131-35-8)
- Methyl 6-(benzyloxy)-1H-indole-2-carboxylate (CAS 103781-89-1)
- 1-{[(Pyridin-4-yl)methyl]amino}cyclopentane-1-carboxamide (CAS 1392491-63-2)
- Methyl 2-(4,5-bis(hydroxymethyl)-1H-1,2,3-triazol-1-yl)benzoate (CAS 478064-95-8)
- 1,3-Dichloropropan-2-amine hydrochloride (CAS 15294-93-6)
- Potassium 2,5-dihydroxybenzene-1,4-disulfonate (CAS 15763-57-2)
- tert-butyl rel-(2S)-3-[(4R)-4-ethyl-2,5-dioxo-imidazolidin-4-yl]-2-methyl-propanoate (CAS 1957283-61-2)
- 1,4-Bis(chloromethyl)-2-((2-ethylhexyl)oxy)-5-methoxybenzene (CAS 146370-52-7)
- ((Cys31,Nva34)-Neuropeptide Y (27-36))2 (CAS 172997-92-1)
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