2-Hydroxy-4-methoxy-4-oxobutanoic acid CAS 95529-88-7
| CAS No. | 95529-88-7 |
| Molecular Formula | C5H8O5 |
| Molecular Weight | 148.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-Hydroxy-4-methoxy-4-oxobutanoic acid (CAS 95529-88-7), molecular formula C5H8O5 and molecular weight 148.11 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 2-Hydroxy-4-methoxy-4-oxobutanoic acid (C5H8O5) is characterized by a carbohydrate-derived structure. 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.
As a certified reference material (CRM), 2-Hydroxy-4-methoxy-4-oxobutanoic 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 | 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.) | 1984 |
Related Hydroxy Standards
- (S)-3-hydroxy-4-methoxy-4-oxobutanoic acid (CAS 66212-45-1)
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