Phthalic anhydride
Jump to navigation
Jump to search
Description
White crystalline needles with a mild odor. Phthalic anhydride is used in the manufacture of dyes, alkyd resins, polyester resins, insecticides and many phthalate plasticizers. It is also used to make some fluorescent dyes such as fluorescein, eosin and rhodamine.
Synonyms and Related Terms
1,3-isobenzofurandione
Risks
- Combustible.
- Irritating to skin and mucous membranes.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in ethanol, carbon disulfide and hot water. Slightly soluble in cold water and ether.
| Composition | C6H4(CO)2O |
|---|---|
| CAS | 85-44-9 |
| Melting Point | 130.8 C |
| Density | 1.52.7 g/ml |
| Boiling Point | 285 C |