-
Name
3,6-Dichlorophthalic anhydride
- EINECS 224-733-2
- CAS No. 4466-59-5
- Article Data14
- CAS DataBase
- Density 1.715g/cm3
- Solubility
- Melting Point 188-190 ºC
- Formula C8H2 Cl2 O3
- Boiling Point 339°Cat760mmHg
- Molecular Weight 217.008
- Flash Point 159.3°C
- Transport Information
- Appearance off-white to white powder
- Safety S26;S36
- Risk Codes R36/37/38
-
Molecular Structure
-
Hazard Symbols
- Synonyms Phthalicanhydride, 3,6-dichloro- (6CI,7CI,8CI); 3,6-Dichlorophthalic acid anhydride;3,6-Dichlorophthalic anhydride
- PSA 43.37000
- LogP 2.30400
3,6-Dichlorophthalic anhydride Chemical Properties
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IUPAC Name: 4,7-Dichloro-2-benzofuran-1,3-dione
Canonical SMILES: C1=CC(=C2C(=C1Cl)C(=O)OC2=O)Cl
InChI: InChI=1S/C8H2Cl2O3/c9-3-1-2-4(10)6-5(3)7(11)13-8(6)12/h1-2H
InChIKey: HEGLMCPFDADCAQ-UHFFFAOYSA-N
Molecular Weight: 217.00568 [g/mol]
Molecular Formula: C8H2Cl2O3
XLogP3-AA: 2.5
H-Bond Donor: 0
H-Bond Acceptor: 3
EINECS: 224-733-2
Product Categories: Anhydride Monomers; Monomers; Polymer Science
Index of Refraction: 1.638
Molar Refractivity: 45.47 cm3
Molar Volume: 126.4 cm3
Surface Tension: 63.7 dyne/cm
Density: 1.715 g/cm3
Flash Point: 159.3 °C
Enthalpy of Vaporization: 58.25 kJ/mol
Boiling Point: 339 °C at 760 mmHg
Vapour Pressure: 9.43E-05 mmHg at 25 °C
Melting Point: 188-190 °C(lit.)
Appearance of 3,6-Dichlorophthalic anhydride (CAS NO.4466-59-5): off-white to white powder
3,6-Dichlorophthalic anhydride Safety Profile
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.
WGK Germany of 3,6-Dichlorophthalic anhydride (CAS NO.4466-59-5): 3
3,6-Dichlorophthalic anhydride Specification
3,6-Dichlorophthalic anhydride (CAS NO.4466-59-5), its Synonyms are 3,6-Dichloro-phthalic anhydride ; 4,7-Dichloro-2-benzofuran-1,3-dione ; 1,3-Isobenzofurandione, 4,7-dichloro- .
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