3,3-Bis(5-chloro-2-hydroxyphenyl)indolin-2-one CAS 855423-75-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 855423-75-5 |
| Molecular Formula | C20H13Cl2NO3 |
| Molecular Weight | 386.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3,3-Bis(5-chloro-2-hydroxyphenyl)indolin-2-one (CAS 855423-75-5) pharmaceutical standards reference standard. Molecular formula: C20H13Cl2NO3. Molecular weight: 386.23 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H13Cl2NO3 |
| Molecular Weight | 386.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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- Methyl 3,8-dimethoxyquinoline-6-carboxylate (CAS 2721376-44-7)
- Methyl 5-(azetidin-3-yl)nicotinate (CAS 1260816-20-3)
- Tau Peptide (268-282) trifluoroacetate salt (CAS 330456-37-6)
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