22,23-Dihydro-25-cyclohexylavermectin B1 CAS 142680-85-1
| CAS No. | 142680-85-1 |
| Molecular Formula | C50H76O14 |
| Molecular Weight | 901.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
22,23-Dihydro-25-cyclohexylavermectin B1 (CAS 142680-85-1), molecular formula C50H76O14 and molecular weight 901.13 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C50H76O14, 22,23-Dihydro-25-cyclohexylavermectin B1 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 901.13 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).
As a certified reference material (CRM), 22,23-Dihydro-25-cyclohexylavermectin B1 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 | C50H76O14 |
| Molecular Weight | 901.13 g/mol |
| Purity | >90% |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
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