2,4:3,5-Di-O-methylene-D-gluconic Acid Methyl Ester CAS 27934-92-5
| CAS No. | 27934-92-5 |
| Molecular Formula | C9H14O7 |
| Molecular Weight | 234.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,4:3,5-Di-O-methylene-D-gluconic Acid Methyl Ester is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2,4:3,5-Di-O-methylene-D-gluconic Acid Methyl Ester (CAS 27934-92-5), molecular formula C9H14O7 and molecular weight 234.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H14O7, 2,4:3,5-Di-O-methylene-D-gluconic Acid Methyl Ester contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 234.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 2,4:3,5-Di-O-methylene-D-gluconic Acid Methyl Ester 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 | C9H14O7 |
| Molecular Weight | 234.20 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
Recommended Standards
- 2,3-Difluoro-4-(phenyldiazenyl)phenol (CAS 847872-04-2)
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- 2-(7-Hydroxy-8-methyl-2-oxo-2h-chromen-4-yl)acetic acid (CAS 68747-36-4)
- 2',4'-Difluoro-[1,1'-biphenyl]-3-carboxylic acid (CAS 656304-77-7)
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