O-Phthalic anhydride is a chemical compound with the chemical formula C8H4O3. It is an organic compound that belongs to the class of compounds called anhydrides. O-Phthalic anhydride is a white, crystalline solid that is soluble in polar solvents such as alcohols and ethers, but insoluble in nonpolar solvents such as hydrocarbons.
Molecular Weight | 148.12 |
Appearance | White Sacly or Crystalline Powder, white with Other Colors of Scaly or Crystalline Powder |
Molten Chromaticity (Chromaticity Number) | ≤100 |
Thermal Stability Chromaticity (Chromaticity Number) | ≤150 |
Chemical Formula of Phthalic Anhydride Molecular Formula | C8h4o3 |
Crystallizing Point | ≥130.0℃ |
Purity | ≥99.5% |
Free Acid Content | ≤0.5% |
Water Solubility | Insoluble in Cold Water, but Soluble in Hot Water, ethanol, ether, benzene and Other Organic Solvents |
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