3-(Acetyloxy)-5-iodophenol-2,3,4-tri-O-acetyl-β-D-glucuronide Methyl Ester CAS 490028-21-2
| CAS No. | 490028-21-2 |
| Molecular Formula | C21H23IO12 |
| Molecular Weight | 594.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 594.30 g/mol gives 3-(Acetyloxy)-5-iodophenol-2,3,4-tri-O-acetyl-β-D-glucuronide Methyl Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-(Acetyloxy)-5-iodophenol-2,3,4-tri-O-acetyl-β-D-glucuronide Methyl Ester (CAS 490028-21-2), a certified reference material (molecular formula C21H23IO12, MW 594.30 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H23IO12, 3-(Acetyloxy)-5-iodophenol-2,3,4-tri-O-acetyl-β-D-glucuronide Methyl Ester contains a flavonoid core, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 594.30 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).
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.
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.
Physical & Chemical Properties
| Molecular Formula | C21H23IO12 |
| Molecular Weight | 594.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | I-containing |
Related Acetyloxy Standards
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Recommended Standards
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- 2-Amino-2-(2,4,5-trimethoxyphenyl)acetic acid (CAS 318270-07-4)
- Eledoisin Related Peptide (CAS 2990-43-4)
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