Benzophenone-3,3′,4,4′-tetracarboxylic dianhydride

• Catalog No.: B9750
• CAS Number: 2421-28-5
• M. F.: C17H6O7
• M. W.: 322.22534
• Purity: 96%

SYNONYMS

• Title: 3,3',4,4'-二苯甲酮四甲酸二酐
• IUPAC name: 5-(1,3-dioxo-1,3-dihydro-2-benzofuran-5-carbonyl)-1,3-dihydro-2-benzofuran-1,3-dione
• IUPAC Traditional name: 5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione
• Synonyms: 3,3',4,4'-苯甲酮四羧酸酐; 4,4′-Carbonyldiphthalic anhydride

DATABASE IDS

• Beilstein Number: 761777
• EC Number: 219-348-1
• PubChem SID: 24892154
• MDL Number: MFCD00005923
• CAS Number: 2421-28-5

PROPERTIES

• Empirical Formula (Hill Notation): C17H6O7
• Purity: 96%
• Auto Ignition Point: 975 °F
• Melting Point: 218-222 °C(lit.)
• Vapor Density: 1.4 (vs air)
• Vapor Pressure: <0.1 mmHg ( 0 °C)
• Explode Limits: 16 %
• GHS Signal Word: Warning
• GHS Hazard statements: H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37
• Safety Statements: 25
• German water hazard class: 1

DETAILS

Description (English)

Packaging
5, 100, 500 g in glass bottle

Description (简体中文)

包装
5, 100, 500 g in glass bottle