Methyl 2,3-di-O-benzyl-4,6-O-benzylidene-a-D-galactopyranoside CAS 29600-81-5
| CAS No. | 29600-81-5 |
| Molecular Formula | C28H30O6 |
| Molecular Weight | 462.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C28H30O6, Methyl 2,3-di-O-benzyl-4,6-O-benzylidene-a-D-galactopyranoside contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 462.53 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).
Methyl 2,3-di-O-benzyl-4,6-O-benzylidene-a-D-galactopyranoside (CAS 29600-81-5), molecular formula C28H30O6 and molecular weight 462.53 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Methyl 2,3-di-O-benzyl-4,6-O-benzylidene-a-D-galactopyranoside 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 | C28H30O6 |
| Molecular Weight | 462.53 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
Recommended Standards
- Boldenone 17-O-β-D-Glucuronide (CAS 827019-65-8)
- Methyl 2-3-di-O-benzyl-4-6-O-benzylidene-α-D-mannopyranoside (CAS 51842-18-3)
- 2',5'-Di-tert-butyl-4,4''-dihydroxy-[1,1':4',1''-terphenyl]-3,3''-dicarboxylic acid (CAS 2022163-86-4)
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