Phthalic Anhydride, Reagent, ACS

Explore the versatility of Phthalic Anhydride, also known as Isobenzofuran-1,3-dione. This ACS-grade reagent is a critical intermediate in organic chemistry, renowned for its high purity and reliability in various laboratory applications. Manufactured under strict regulatory standards, Spectrum Chemical's Pharmaceutical-grade Phthalic Anhydride offers unmatched quality, perfect for researchers and industry professionals alike.

Key Features:

• Chemical CAS Number: 85-44-9
• Chemical Formula: C₈H₄O₃
• Molecular Weight: 148.11 g/mol
• Assay Purity: 99.0 - 100.2%
• Melting Range: Within 3°C, including 131°C

Chemical Specifications:

Chemical Storage Information:

Phthalic Anhydride is moisture sensitive. It must be kept tightly closed to maintain its integrity and prevent degradation.

Chemical Hazard Information:

• D.O.T. Description: Phthalic anhydride
• Hazard Class: 8
• Packaging Group: PG III
• UPS Limit: 70 lb
• Health Rating: 3
• Flammability Rating: 1
• Reactivity Rating: 1

Hazard Symbols:

Corrosive - Exercise caution when handling this chemical.

Chemical Identification:

UN2214, Phthalic anhydride, Hazard Class 8, Packaging Group III.