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HS Code |
466006 |
| Cas Number | 821-38-5 |
| Molecular Formula | C17H8O7 |
| Molecular Weight | 324.24 |
| Synonyms | 4,4'-Oxydiphthalic acid, BPDA |
| Appearance | White to off-white powder |
| Melting Point | Approximately 310-315°C |
| Boiling Point | Decomposes before boiling |
| Solubility In Water | Insoluble |
| Density | 1.6 g/cm³ (approximate) |
| Purity | Typically ≥98% |
| Ec Number | 212-474-9 |
| Chemical Structure | C6H4(CO)2O(CO)2C6H4 |
| Pka | Approximately 2.7 and 4.3 |
| Storage Temperature | Room temperature, dry conditions |
As an accredited 4,4'-Carbonyldiphthalic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White, crystalline powder packaged in a sealed, amber glass bottle containing 100 grams, labeled with product name, purity, and hazard information. |
| Storage | 4,4'-Carbonyldiphthalic Acid should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong bases and oxidizers. Protect the chemical from moisture and direct sunlight. Properly label the container and keep it in a designated storage cabinet for chemicals. Use appropriate personal protective equipment when handling. |
| Shipping | 4,4'-Carbonyldiphthalic Acid is shipped in tightly sealed, chemical-resistant containers to prevent moisture absorption and contamination. Transport is conducted under ambient conditions, avoiding extreme temperatures. Labeling complies with chemical safety regulations, including hazard identification. Appropriate documentation and handling instructions accompany the shipment to ensure safe delivery and regulatory compliance. |
Competitive 4,4'-Carbonyldiphthalic Acid prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to sales7@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: sales7@sinochem-nanjing.com
