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Phthalic Anhydride - PA
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Phthalic Anhydride is an organic compound used primarily in the production of phthalate plasticizers and polyesters. It serves as a crucial intermediate in the manufacturing of dyes, pigments, and resins.Product Details |
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Formula: |
C8H4O3 |
CAS Number: |
85-44-9 |
Also Known As: |
1,2-Benzenedicarboxylic Anhydride; Phthalandione; Anhydride of Phthalic Acid |
Packaging:
Drums
Typical Specifications
Data is representative of average lots;
data taken from specific lots may vary.
Appearance |
White Crystalline Solid |
Boiling Point, °C |
295 |
Density, g/cm3 |
1.53 |
Flash Point, °C |
152 |
Melting point, °C |
131 |
Molecular weight, g/mol |
148.12 |
Odor |
Characteristic |
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Store in a cool, dry, and well-ventilated area. Keep container tightly closed when not in use. Handle with personal protective equipment to avoid contact with skin and eyes.
Phthalic Anhydride is a versatile chemical intermediate primarily used in the production of plasticizers, resins, and polyester fibers. It appears as a white, crystalline compound and serves as a crucial raw material in the manufacture of phthalate esters, which impart flexibility to plastics such as PVC. Additionally, Phthalic Anhydride is integral in producing alkyd resins for paints and coatings, providing enhanced durability and gloss retention. Its reactive anhydride group makes it essential for synthesizing dyes, pigments, and pharmaceuticals. Suitable for a range of industrial applications, Phthalic Anhydride is a key component in modern manufacturing and chemical synthesis processes.
Structure: |
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