4,4',4'',4'''-(1,3,6,8-Pyrenetetrayltetra-2,1-ethynediyl)tetrakis benzoic acid CAS 1569900-71-5
| CAS No. | 1569900-71-5 |
| Molecular Formula | C52H26O8 |
| Molecular Weight | 778.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 778.76 g/mol gives 4,4',4'',4'''-(1,3,6,8-Pyrenetetrayltetra-2,1-ethynediyl)tetrakis benzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4,4',4'',4'''-(1,3,6,8-Pyrenetetrayltetra-2,1-ethynediyl)tetrakis benzoic acid (CAS 1569900-71-5), a certified reference material (molecular formula C52H26O8, MW 778.76 g/mol) for analytical method development and quality control.
Structurally, 4,4',4'',4'''-(1,3,6,8-Pyrenetetrayltetra-2,1-ethynediyl)tetrakis benzoic acid (C52H26O8) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 40.0, corresponding to approximately 40 ring(s) or double-bond equivalent(s). With a molecular weight of 778.76 g/mol, it falls into the high-molecular-weight range. 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 | C52H26O8 |
| Molecular Weight | 778.76 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) | 40.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
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