2-Acetamido-3-ethoxy-3-oxopropanoic acid CAS 54681-67-3
| CAS No. | 54681-67-3 |
| Molecular Formula | C7H11NO5 |
| Molecular Weight | 189.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-Acetamido-3-ethoxy-3-oxopropanoic acid (C7H11NO5) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 189.17 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 2-Acetamido-3-ethoxy-3-oxopropanoic acid (CAS 54681-67-3), a certified reference material (molecular formula C7H11NO5, MW 189.17 g/mol) for analytical method development and quality control.
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), 2-Acetamido-3-ethoxy-3-oxopropanoic 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 | C7H11NO5 |
| Molecular Weight | 189.17 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 1 |
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- 2-Acetamido-5,6,7,8-tetrahydronaphthalene (CAS 50878-03-0)
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Recommended Standards
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- N-methyl-4-((6-(trifluoromethyl)pyridin-2-yl)oxy)benzenesulfonamide (CAS 1257535-22-0)
- 1-(4-Ethoxyphenyl)imidazolidin-2-one (CAS 91181-04-3)
- Fenirofibrate Acyl-β-D-glucuronide (Mixture of Diastereomers) (CAS 168844-25-5)
- Methyl 4-(aminomethyl)bicyclo[2.2.1]Heptane-1-carboxylate hydrochloride (CAS 916211-28-4)
- N-(2,4-Difluorophenyl)-2-(3,4-dimethoxyphenyl)-1,3-thiazole-4-carboxamide (CAS 400080-55-9)
- N-[4-(2-aminoethoxy)phenyl]acetamide (CAS 50714-66-4)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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