3-[Ethyl(hydroxy)phosphoryl]-2-butenoic Acid CAS 33472-67-2
| CAS No. | 33472-67-2 |
| Molecular Formula | C6H11O4P |
| Molecular Weight | 178.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-[Ethyl(hydroxy)phosphoryl]-2-butenoic Acid is closely related to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 3-[Ethyl(hydroxy)phosphoryl]-2-butenoic Acid (CAS 33472-67-2), a certified reference material (molecular formula C6H11O4P, MW 178.12 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H11O4P, 3-[Ethyl(hydroxy)phosphoryl]-2-butenoic Acid 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 178.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 3-[Ethyl(hydroxy)phosphoryl]-2-butenoic Acid 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 | C6H11O4P |
| Molecular Weight | 178.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.5 |
| CAS Registry Year (est.) | 1966 |
Related Ethyl Standards
- 4-Hydroxy-5-methyl-6-trifluoromethylpyrimidine (CAS 133307-16-1)
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- 4-Hydroxy-6-methyl-2-(trifluoromethyl)pyrimidine (CAS 2557-79-1)
- 7-Hydroxy-1H-indazole-5-carboxylic acid (CAS 1131605-20-3)
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Recommended Standards
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- 4-Methyl-6-(trifluoromethyl)-1,3,5-triazin-2-amine (CAS 29181-69-9)
- 1-(Naphthalen-1-yl)-3-(pyrimidin-2-yl)urea (CAS 24386-39-8)
- 5-Ethynylbenzo[b]thiophene (CAS 1374563-50-4)
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- 4,4,5,5-Tetramethyl-2-(thiophen-3-ylmethyl)-1,3,2-dioxaborolane (CAS 1444010-65-4)
- 6-amino-5-bromo-benzofuran-3-carboxylic acid (CAS 1595284-72-2)
- 2-{[(3-aminophenyl)carbamoyl]amino}acetamide (CAS 1040058-29-4)
- N1-(sec-butyl)-N2-cyclohexylethane-1,2-diamine (CAS 886500-62-5)
- 1-Methyl-N-(thietan-3-yl)piperidin-4-amine (CAS 1866456-14-5)
- 4-(m-Tolylthio)piperidine hydrochloride (CAS 882863-88-9)
- HA Peptide (CAS 92000-76-5)
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