| CAS No. | 68083-66-9 |
| Molecular Formula | C15H16O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 344.36 g/mol gives 2-Butenedioic acid, polymer with 4,4'-(1-methylethylidene)bis[phenol] distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Butenedioic acid, polymer with 4,4'-(1-methylethylidene)bis[phenol] (CAS 68083-66-9) is a high-purity analytical reference standard with the molecular formula C15H16O2C4H4O4 and a molecular weight of 344.36 g/mol.
Based on its molecular formula C15H16O2C4H4O4, 2-Butenedioic acid, polymer with 4,4'-(1-methylethylidene)bis[phenol] contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 344.36 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-Butenedioic acid, polymer with 4,4'-(1-methylethylidene)bis[phenol] 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 | C15H16O2 C4H4O4 |
| Molecular Weight | 344.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |