5'-Methyl-[1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid CAS 1433189-28-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1433189-28-6 |
| Molecular Formula | C23H16O8 |
| Molecular Weight | 420.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5'-Methyl-[1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1433189-28-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H16O8. Molecular weight: 420.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H16O8 |
| Molecular Weight | 420.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Methyl Standards
- 2-([1,1':3',1''-Terphenyl]-5'-yl)-4-chloro-6-phenyl-1,3,5-triazine (CAS 1616231-57-2)
- 4-([1,1':3',1''-Terphenyl]-5'-yl)-6-chloro-2-phenylpyrimidine (CAS 1852465-84-9)
- [1,1′:4′,1″-Terphenyl]-3,3″- dicarboxylic acid, 2,2″,4,4″,6,6″- hexamethyl-, 3,3″-dimethyl ester (CAS 1597532-47-2)
- 9-([1,1':3',1''-Terphenyl]-5'-yl)anthracene (CAS 478495-51-1)
- (1,1':4',1"-Terphenyl)-2',4,4",5'-tetracarboxylic acid (CAS 115101-93-4)
- [1,1':4',1"-Terphenyl]-2,2",5,5"-tetracarboxylic acid (CAS 1365548-77-1)
- [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1433189-27-5)
- [1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic acid (CAS 1580004-08-5)
Recommended Standards
- Sesamoside (CAS 117479-87-5)
- 1,8-Dihydroxy-4-((4-hydroxyphenethyl)amino)-5-nitroanthracene-9,10-dione (CAS 15791-78-3)
- CW 008 (CAS 1134613-19-6)
- 5,5,6,6,6-Pentafluorohexan-1-ol (CAS 58556-45-9)
- 3-(4-Chlorobenzylidene)pentane-2,4-dione (CAS 19411-75-7)
- 7-Fluoroquinolin-4-ol (CAS 391-83-3)
- Ribonic acid, 2-C-methyl-, γ-lactone, 2,3,5-tribenzoate (CAS 93636-17-0)
- 2-[4-(2,4-Dimethoxyphenyl)-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl]acetonitrile (CAS 861206-36-2)
- Minozac DiHCl (CAS 924909-75-1)
- D-Ser32-Tirzepatide (CAS CATO-CPTD788692)
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 13829788188 / jacky.chen@cato-chem.com