Diethyl (2-ethoxyethyl)phosphonate CAS 5191-35-5
| CAS No. | 5191-35-5 |
| Molecular Formula | C8H19O4P |
| Molecular Weight | 210.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl (2-ethoxyethyl)phosphonate (CAS 5191-35-5), molecular formula C8H19O4P and molecular weight 210.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H19O4P, Diethyl (2-ethoxyethyl)phosphonate contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 210.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Diethyl (2-ethoxyethyl)phosphonate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H19O4P |
| Molecular Weight | 210.21 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1958 |
Related Diethyl Standards
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Recommended Standards
- Benzo[b]thiophene-5-carboxylic acid 1,1-dioxide (CAS 226259-47-8)
- Diisobutyl hydrogen phosphate (CAS 6303-30-6)
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- Diisopropyl (1-hydroxyethyl)phosphonate (CAS 84924-00-5)
- 6-(Tert-butylamino)-4-methylnicotinaldehyde (CAS 1355182-44-3)
- (4-Nitrophenyl)-L-alanine (CAS 125376-35-4)
- [5-Chloro-2-(ethylthio)phenyl]-hydrazine (CAS 1478187-78-8)
- Deferitrin (CAS 239101-33-8)
- Methyl 3-(2H-1,3-benzodioxol-5-yl)-4-chlorobenzoate (CAS 1820703-97-6)
- 2,5,6-Trifluoropyrimidin-4-amine (CAS 697-85-8)
- m-PEG8-thiol (CAS 651042-83-0)
- 4-Bromo-1-(phenylsulfonyl)-1H-pyrrolo[3,2-c]pyridine (CAS 1257294-40-8)
- 4-Bromo-5-fluoro-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole (CAS 1628214-23-2)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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