3-Ethoxy-2-hydroxy-3-oxopropanoic acid CAS 221250-27-7
| CAS No. | 221250-27-7 |
| Molecular Formula | C5H8O5 |
| Molecular Weight | 148.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
3-Ethoxy-2-hydroxy-3-oxopropanoic acid (CAS 221250-27-7) is a high-purity analytical reference standard with the molecular formula C5H8O5 and a molecular weight of 148.11 g/mol.
Based on its molecular formula C5H8O5, 3-Ethoxy-2-hydroxy-3-oxopropanoic acid contains a carbohydrate-derived structure; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 148.11 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.
Physical & Chemical Properties
| Molecular Formula | C5H8O5 |
| Molecular Weight | 148.11 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) | 2.0 |
| CAS Registry Year (est.) | 2020 |
Related Ethoxy Standards
- Ethyl 2-Ethoxy-2-hydroxyacetate (CAS 49653-17-0)
- 2-ethoxy-1,3-oxathiolan-5-one (CAS 60977-87-9)
- 1-Ethoxy-3-vinylbenzene (CAS 107830-68-2)
- 2-Ethoxy-3-methoxy-2-methylpropan-1-amine (CAS 1498637-06-1)
- 2-Ethoxy-N-methoxy-N-methylacetamide (CAS 1104606-22-5)
- 2-Ethoxy-5-ethynylpyridine (CAS 1196154-85-4)
- 2-Ethoxy-3-ethynylpyridine (CAS 1196156-40-7)
- 4-Ethoxy-2-ethynylpyridine (CAS 1565481-60-8)
Recommended Standards
- 3-Deoxy-D-pentulosonic Acid (CAS 53857-83-3)
- 4,4-Difluorospiro[2.2]pentane-1-carboxylic acid (CAS 2361635-28-9)
- 3,4-Dihydroxytetrahydrofuran-3-carboxylic acid (CAS 64526-74-5)
- Dimethyl 2-hydroxymalonate (CAS 34259-29-5)
- Ethyl 3-oxo-2-(trifluoromethyl)butanoate (CAS 116046-53-8)
- 1-(2-Nitro-4-(trifluoromethyl)phenyl)-1h-pyrazole-4-carboxylic acid (CAS 1006952-22-2)
- 3-Chloro-5-hydroxybenzenecarbothioamide (CAS 1216381-24-6)
- Methyl 2-(azetidin-3-yl)acetate hydrochloride (CAS 1229705-59-2)
- (S)-3-Butyl-7-hydroxyisobenzofuran-1(3H)-one (CAS 649763-00-8)
- Amorolfine EP impurity M HCl (CAS CATO-C4X-154221)
- Piperidin-4-amine dihydrochloride (CAS 35621-01-3)
- 2-(3'-Chloro-[1,1'-biphenyl]-3-yl)aceticacid (CAS 669713-83-1)
- 4-Benzyl-3-chloro-4H-thieno[3,2-b]pyrrole-5-carboxylic acid (CAS 1361003-98-6)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com