2,3,4-Tri-o-benzoyl-beta-L-rhamnopyranose CAS 7494-44-2
| CAS No. | 7494-44-2 |
| Molecular Formula | C27H24O8 |
| Molecular Weight | 476.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C27H24O8, 2,3,4-Tri-o-benzoyl-beta-L-rhamnopyranose contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 476.47 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).
2,3,4-Tri-o-benzoyl-beta-L-rhamnopyranose (CAS 7494-44-2) is a high-purity analytical reference standard with the molecular formula C27H24O8 and a molecular weight of 476.47 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,3,4-Tri-o-benzoyl-beta-L-rhamnopyranose under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C27H24O8 |
| Molecular Weight | 476.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Recommended Standards
- 1-3-5-Tri-O-benzoyl-2-O-methyl-D-ribofuranose (CAS 68045-07-8)
- 2-Methoxytetrahydro-2H-pyran-3,4,5-triyl tribenzoate (CAS 6638-76-2)
- {3-[(4-methoxybenzoyloxy)methyl]-4-oxo-3,4-dihydro-2H-1-benzopyran-3-yl}methyl 4-methoxybenzoate (CAS 339028-90-9)
- Methyl 2,3,5-tri-O-benzoyl-α-D-arabinoside (CAS 7473-42-9)
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