Tetramethyl [1,1'-biphenyl]-2,3,3',4'-tetracarboxylate CAS 36978-36-6
| CAS No. | 36978-36-6 |
| Molecular Formula | C20H18O8 |
| Molecular Weight | 386.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Tetramethyl [1,1'-biphenyl]-2,3,3',4'-tetracarboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Tetramethyl [1,1'-biphenyl]-2,3,3',4'-tetracarboxylate (CAS 36978-36-6) is a high-purity analytical reference standard with the molecular formula C20H18O8 and a molecular weight of 386.35 g/mol.
Owing to a flavonoid core, a hydroxyl group, an ether linkage, Tetramethyl [1,1'-biphenyl]-2,3,3',4'-tetracarboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 386.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C20H18O8 |
| Molecular Weight | 386.35 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Tetramethyl Standards
- Tetramethyl [1,1'-biphenyl]-3,3',4,4'-tetracarboxylate (CAS 36978-37-7)
- 5'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1':3',1''-terphenyl]-4,4''-diamine (CAS 2754262-59-2)
- 4,4,5,5-Tetramethyl-2-(3-((tetrahydro-2h-pyran-2-yl)methoxy)-5-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 2096341-86-3)
- 4,4,5,5-Tetramethyl-2-(3-((tetrahydro-2h-pyran-4-yl)methoxy)-5-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 2096330-34-4)
- 2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)terephthalaldehyde (CAS 2305615-53-4)
- Ethyl 1-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl)piperidine-3-carboxylate (CAS 1073355-04-0)
- Ethyl 1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl)piperidine-3-carboxylate (CAS 850411-14-2)
- 10-[4-(Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-10H-phenoxazine (CAS 1647121-47-8)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com