5',5""-Oxybis(2'-amino-[1,1':3',1"-terphenyl]-4,4"-dicarboxylic acid) CAS 2345749-57-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2345749-57-5 |
| Molecular Formula | C40H28N2O9 |
| Molecular Weight | 680.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5',5""-Oxybis(2'-amino-[1,1':3',1"-terphenyl]-4,4"-dicarboxylic acid) (CAS 2345749-57-5) pharmaceutical standards reference standard. Molecular formula: C40H28N2O9. Molecular weight: 680.66 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C40H28N2O9 |
| Molecular Weight | 680.66 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 28.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 2 |
Related Oxybis Standards
- 9,9'-(Oxybis([1,1'-biphenyl]-4',3-diyl))bis(9H-carbazole) (CAS 1470161-29-5)
- 4,4'-{Oxybis[benzene-4,1-diyl(hexafluoropropane-2,2-diyl)]}dianiline (CAS 131662-80-1)
- 5',5''''-Oxybis(([1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid)) (CAS 2345749-58-6)
- 3,3'-Oxybis(3-cyclohexyl-1,1,5,5-tetramethyl-1,5-divinyltrisiloxane) (CAS 302912-37-4)
- (Z)-Oxybis(ethane-2,1-diyl) dioleate (CAS 21209-30-3)
- ((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) distearate (CAS 142-20-1)
- (Oxybis(2,1-phenylene))bis((2-methoxyphenyl)(phenyl)phosphane) (CAS 2119686-55-2)
- 3,3'-Oxybis(3-(3-chloropropyl)-1,1,1,5,5,5-hexamethyltrisiloxane) (CAS 163124-51-4)
Recommended Standards
- Sulfasalazine EP Impurity B (CAS 1391062-49-9（free base）)
- (+)-trans-Miyabenol C (CAS 109605-83-6)
- Cefixime Impurity 63 (CAS CATO-C4X-113963)
- 3-[(tert-Butoxycarbonyl)(ethyl)amino]benzoic acid (CAS 231958-05-7)
- 4-Butyl-3H-1,2,4-triazole-3,5(4H)-dione (CAS 13482-57-0)
- Methyl 2-(5-methylpiperidin-3-yl)acetate (CAS 1818847-92-5)
- {[3-(1-methyl-1H-pyrazol-4-yl)isoxazol-5-yl]methyl}amine (CAS 1174849-23-0)
- Benzyl 4-(((2,4-dichlorophenyl)amino)methyl)-4-hydroxypiperidine-1-carboxylate (CAS 1353878-14-4)
- 5-Cyclopropoxy-2-methoxybenzonitrile (CAS 1243407-41-1)
- D-Lys20-Tirzepatide (CAS CATO-CPTD788914)
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