1-2-3-4-Tetra-O-benzyl-6-O-trityl-β-D-galactopyranose CAS 39687-22-4
| CAS No. | 39687-22-4 |
| Molecular Formula | C53H50O6 |
| Molecular Weight | 782.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 782.96 g/mol gives 1-2-3-4-Tetra-O-benzyl-6-O-trityl-β-D-galactopyranose distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-2-3-4-Tetra-O-benzyl-6-O-trityl-β-D-galactopyranose (CAS 39687-22-4), molecular formula C53H50O6 and molecular weight 782.96 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C53H50O6, 1-2-3-4-Tetra-O-benzyl-6-O-trityl-β-D-galactopyranose 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 782.96 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).
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 | C53H50O6 |
| Molecular Weight | 782.96 g/mol |
| 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) | 29.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Tetra Standards
- 1-2-3-4-Tetra-O-benzyl-6-O-trityl-α-D-mannopyranose (CAS 78561-22-5)
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- 2,3,4,6-Tetra(9H-carbazol-9-yl)-5-fluorobenzonitrile (CAS 1819362-10-1)
- 1,2,3,4-Tetra-O-benzyl-6-O-tert-butyldiphenylsilyl-b-D-glucopyranose (CAS 291527-97-4)
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