1-2-3-4-Tetra-O-acetyl-D-galacturonic acid methyl ester CAS 3082-96-0
| CAS No. | 3082-96-0 |
| Molecular Formula | C15H20O11 |
| Molecular Weight | 376.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 1-2-3-4-Tetra-O-acetyl-D-galacturonic acid methyl ester (CAS 3082-96-0), a certified reference material (molecular formula C15H20O11, MW 376.31 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H20O11, 1-2-3-4-Tetra-O-acetyl-D-galacturonic acid methyl ester contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 1-2-3-4-Tetra-O-acetyl-D-galacturonic 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 | C15H20O11 |
| Molecular Weight | 376.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Tetra Standards
- Methyl 1-2-3-4-tetra-O-acetyl-α-L-idopyranuronate (CAS 108032-41-3)
- 1,2,3,4-TETRA-O-ACETYL-A-D-GALACTURONIC ACID METHYL ESTER (CAS 30628-07-0)
- Methyl tetra-O-acetyl-alph-D-glucopyranuronate (CAS 5432-32-6)
- Methyl tetra-O-acetyl-beta-D-glucopyranuronate (CAS 7355-18-2)
- 2-3-4-6-Tetra-O-acetyl-β-D-galactopyranosyl formamide (CAS 108739-88-4)
- 2-3-4-6-Tetra-O-acetyl-1-deoxy-1-fluoro-α-D-galactopyranosyl cyanide (CAS 215942-62-4)
- Methyl 2-3-4-6-tetra-O-acetyl-β-D-thioglucopyranoside (CAS 13350-45-3)
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