2-Chloro-5-[(2S,3S,4R,5R,6R)-3,4,5-tribenzyloxy-6-(benzyloxymethyl)tetrahydropyran-2-yl]benzaldehyde CAS 842133-82-8
| CAS No. | 842133-82-8 |
| Molecular Formula | C41H39ClO6 |
| Molecular Weight | 663.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-[(2S,3S,4R,5R,6R)-3,4,5-tribenzyloxy-6-(benzyloxymethyl)tetrahydropyran-2-yl]benzaldehyde (CAS 842133-82-8), molecular formula C41H39ClO6 and molecular weight 663.20 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system, 2-Chloro-5-[(2S,3S,4R,5R,6R)-3,4,5-tribenzyloxy-6-(benzyloxymethyl)tetrahydropyran-2-yl]benzaldehyde is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 663.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 2-Chloro-5-[(2S,3S,4R,5R,6R)-3,4,5-tribenzyloxy-6-(benzyloxymethyl)tetrahydropyran-2-yl]benzaldehyde 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 | C41H39ClO6 |
| Molecular Weight | 663.20 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- Allisartan Isoproxil Impurity N1 (CAS 120568-18-5)
- Docosanoic anhydride (CAS 55726-23-3)
- Resmetirom impurity 105 (CAS CATO-C4X-2912105)
- 2-[4-(Dimethylamino)-1-piperidyl]ethylamine (CAS 313345-08-3)
- Tirbanibulin (CAS 897016-82-9)
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- Dapagliflozin-3-O-Glucuronide (CAS 1351438-75-9)
- 5-Bromo-4-iodo-1H-1,2,3-triazole (CAS 2566600-08-4)
- 6,7-Difluoro-2-methyl-1H-indole-5-carbonitrile (CAS 1956324-97-2)
- 5-Chloro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine (CAS 2096339-55-6)
- 1-[2-(4-Nitrophenyl)ethyl]piperazine (CAS 91098-69-0)
- 2-bromo-1-fluoro-4-(methyl-d3)benzene (CAS 1185314-82-2)
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