-
Name
3,3',4,4'-Biphenyltetracarboxylic dianhydride
- EINECS 219-342-9
- CAS No. 2420-87-3
- Article Data25
- CAS DataBase
- Density 1.625 g/cm3
- Solubility
- Melting Point 299-305 °C
- Formula C16H6O6
- Boiling Point 614.9 °C at 760 mmHg
- Molecular Weight 294.22
- Flash Point 277.4 °C
- Transport Information
- Appearance
- Safety 26-36
- Risk Codes 36/37/38
-
Molecular Structure
-
Hazard Symbols
Xi
- Synonyms 3,3',4,4'-Biphenyltetracarboxylic3,4:3',4'-dianhydride (7CI,8CI);3,3',4,4'-Biphenyltetracarboxylic acidanhydride;3,3',4,4'-Biphenyltetracarboxylic anhydride;3,4,3',4'-Biphenyltetracarboxylic acid dianhydride;4,4'-Biphthalic anhydride;BPDA;[1,1'-Biphenyl]-3,3',4,4'-tetracarboxylic3,4:3',4'-dianhydride;
- PSA 86.74000
- LogP 1.97480
3,3',4,4'-Biphenyltetracarboxylic dianhydride Chemical Properties
IUPAC Name: 5-(1,3-Dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione
Synonyms of 4,4'-Biphthalic dianhydride (CAS NO.2420-87-3): EINECS 219-342-9 ; (5,5'-Biisobenzofuran)-1,1',3,3'-tetrone
CAS NO: 2420-87-3
Molecular Formula: C16H6O6
Molecular Weight: 294.2152
Molecular Structure:
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Melting Point: 299-305°C
ProductCategories: Biphenyl & Diphenyl ether ; Aromatic Tetracarboxylic Dianhydrides (for High-Performance Polymer Research) ; Biphenyls (for High-Performance Polymer Research) ; Functional Materials ; Reagent for High-Performance Polymer Research ; Monomer for Polyimide film ; Anhydride Monomers ; Monomers ; Polymer Science
Polar Surface Area: 86.74 Å2
Index of Refraction: 1.696
Molar Refractivity: 69.7 cm3
Molar Volume: 180.9 cm3
Surface Tension: 75.1 dyne/cm
Density: 1.625 g/cm3
Flash Point: 277.4 °C
Enthalpy of Vaporization: 91.23 kJ/mol
Boiling Point: 614.9 °C at 760 mmHg
Vapour Pressure: 4.7E-15 mmHg at 25°C
3,3',4,4'-Biphenyltetracarboxylic dianhydride Uses
4,4'-Biphthalic dianhydride (CAS NO.2420-87-3) is used as the important intermediate for API.
3,3',4,4'-Biphenyltetracarboxylic dianhydride Safety Profile
Safety Information for 4,4'-Biphthalic dianhydride (CAS NO.2420-87-3)
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
3,3',4,4'-Biphenyltetracarboxylic dianhydride Specification
Stability and Reactivity Data for 4,4'-Biphthalic dianhydride (CAS NO.2420-87-3)
Stability: This material is stable if stored under proper conditions.
Conditions of Instability: Avoid excessive heat and light.
Incompatibilities: Reactive with oxidizing agents.
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