| CAS No. | 1286189-19-2 |
| Molecular Formula | C52H38O2 |
| Molecular Weight | 694.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
(S)-5,5',6,6',7,7',8,8'-Octahydro-3,3'-di-1-pyrenyl-[1,1'-binaphthalene]-2,2'-diol (CAS 1286189-19-2) is a high-purity analytical reference standard with the molecular formula C52H38O2 and a molecular weight of 694.86 g/mol.
Structurally, (S)-5,5',6,6',7,7',8,8'-Octahydro-3,3'-di-1-pyrenyl-[1,1'-binaphthalene]-2,2'-diol (C52H38O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 34.0, corresponding to approximately 34 ring(s) or double-bond equivalent(s). With a molecular weight of 694.86 g/mol, it falls into the high-molecular-weight range. 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).
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), (S)-5,5',6,6',7,7',8,8'-Octahydro-3,3'-di-1-pyrenyl-[1,1'-binaphthalene]-2,2'-diol 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.
| Molecular Formula | C52H38O2 |
| Molecular Weight | 694.86 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 34.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |