2,2'-Methylene-bis(4-Methyl-6-tert-Butylphenyl)-Terephthalate CAS 57569-40-1
| CAS No. | 57569-40-1 |
| Molecular Formula | C54H66O6 |
| Molecular Weight | 811.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2,2'-Methylene-bis(4-Methyl-6-tert-Butylphenyl)-Terephthalate (CAS 57569-40-1), molecular formula C54H66O6 and molecular weight 811.10 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C54H66O6, 2,2'-Methylene-bis(4-Methyl-6-tert-Butylphenyl)-Terephthalate 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 811.10 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), 2,2'-Methylene-bis(4-Methyl-6-tert-Butylphenyl)-Terephthalate 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 | C54H66O6 |
| Molecular Weight | 811.10 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
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- 3-(Chloromethyl)-1-methyl-1H-pyrazole hydrochloride (CAS 88529-80-0)
- Dolutegravir Impurity 23 (CAS CATO-C4X-162023)
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