Phthalic anhydride

• Catalog No.: 24-2910
• CAS Number: 85-44-9
• M. F.: C8H4O3
• M. W.: 148.11556
• Purity: ≥99.0%

SYNONYMS

• Title: 邻苯二甲酸酐
• IUPAC name: 1,3-dihydro-2-benzofuran-1,3-dione
• IUPAC Traditional name: phthalic anhydride

DATABASE IDS

• MDL Number: MFCD00005918
• Beilstein Number: 118515
• CAS Number: 85-44-9
• EC Number: 201-607-5

PROPERTIES

• Empirical Formula (Hill Notation): C8H4O3
• Grade: SAJ first grade
• Purity: ≥99.0%
• Auto Ignition Point: 1058 °F
• Boiling Point: 284 °C(lit.)
• Flash Point: 152 °C
• Flash Point: 305.6 °F
• Melting Point: 131-134 °C(lit.)
• Vapor Density: 5.1 (vs air)
• Vapor Pressure: <0.01 mmHg ( 20 °C)
• Explode Limits: 10.4 %
• GHS Signal Word: Danger
• GHS Hazard statements: H302-H315-H317-H318-H334-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Faceshields, Gloves
• GHS Precautionary statements: P261-P280-P305 + P351 + P338-P342 + P311
• Risk Statements: 22-37/38-41-42/43
• RTECS: TI3150000
• Safety Statements: 23-24/25-26-37/39-46
• German water hazard class: 1