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CAS No.: 18959-30-3
Name: 4,5-DIFLUOROPHTHALIC ANHYDRIDE
Article Data: 5
Molecular Structure:
Molecular Structure of 18959-30-3 (4,5-DIFLUOROPHTHALIC ANHYDRIDE)
Formula: C8H2F2O3
Molecular Weight: 184.099
Synonyms: Phthalicanhydride, 4,5-difluoro- (8CI);5,6-difluoro-1,3-Isobenzofurandione;
EINECS: 808-095-8
Density: 1.659 g/cm3
Melting Point: 99-100℃
Boiling Point: 321.228 °C at 760 mmHg
Flash Point: 143.262 °C
Hazard Symbols: Xi
PSA: 43.37000
LogP: 1.27540
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Chemistry

Molecular Structure of 1,3-Isobenzofurandione,5,6-difluoro- (CAS No.18959-30-3):
 
Molecular Formula: C8H2F2O3
Molecular Weight: 184.0965
Systematic Name: 4,5-Difluoroisobenzofuran-1,3-dione
CAS No: 18959-30-3
H bond acceptors: 3
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 43.37 Å2
Index of Refraction: 1.555
Molar Refractivity: 35.66 cm3
Molar Volume: 110.9 cm3
Surface Tension: 51.8 dyne/cm
Density: 1.658 g/cm3
Flash Point: 142.8 °C
Enthalpy of Vaporization: 56.2 kJ/mol
Boiling Point: 320.4 °C at 760 mmHg
Vapour Pressure of 1,3-Isobenzofurandione,5,6-difluoro- (CAS No.18959-30-3): 0.000319 mmHg at 25°C
Product Categories: Phthalic Acids, Esters and Derivatives
InChI: InChI=1/C8H2F2O3/c9-4-2-1-3-5(6(4)10)8(12)13-7(3)11/h1-2H
InChIKey: HOLXVIZWJDORKM-UHFFFAOYAT
Std. InChI: InChI=1S/C8H2F2O3/c9-4-2-1-3-5(6(4)10)8(12)13-7(3)11/h1-2H
Std. InChIKey: HOLXVIZWJDORKM-UHFFFAOYSA-N

Safety Profile

Safety Information of 1,3-Isobenzofurandione,5,6-difluoro- (CAS No.18959-30-3):
Hazard Codes: IrritantXi
Hazard Note: Irritant

Specification

  1,3-Isobenzofurandione,5,6-difluoro- (CAS No.18959-30-3), it also can be called 4,5-Difluorophthalic anhydride .