Methyl 3-5-di-O-(2-4-dichlorobenzyl)-α-D-ribofuranoside CAS 168427-35-8
| CAS No. | 168427-35-8 |
| Molecular Formula | C20H20Cl4O5 |
| Molecular Weight | 482.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 3-5-di-O-(2-4-dichlorobenzyl)-α-D-ribofuranoside (CAS 168427-35-8) is a high-purity analytical reference standard with the molecular formula C20H20Cl4O5 and a molecular weight of 482.18 g/mol.
Structurally, Methyl 3-5-di-O-(2-4-dichlorobenzyl)-α-D-ribofuranoside (C20H20Cl4O5) contains a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 482.18 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C20H20Cl4O5 |
| Molecular Weight | 482.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | Cl-containing |
Recommended Standards
- Deoxythymidinetriphosphate (CAS 365-08-2)
- 1-(4-((4-Bromophenyl)thio)-3-nitrophenyl)-N-(3,5-dichlorophenyl)methanimine (CAS 297150-32-4)
- p-Perfluoroterphenyl (CAS 3008-31-9)
- Methyl 3,5-di-O-(2,4-dichlorobenzyl)-D-ribofuranoside (CAS 636581-81-2)
- 4-Amino-n-(butan-2-yl)benzamide (CAS 313524-32-2)
- 129435-80-9 Methyl 2,5-dimethyl-1-phenyl-1H-pyrrole-3-carboxylate MFCD06204261 (CAS 129435-80-9)
- 1-(p-Tolyl)ethane-1,2-diol (CAS 13603-62-8)
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- 2-((4-Methyl-3-nitropyridin-2-yl)amino)ethan-1-ol (CAS 21901-21-3)
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- Tirzepatide Impurity 38 (CAS CATO-C4X-324038)
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