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| Name |
4-tert-Butylphthalic anhydride |
EINECS | 251-165-2 |
| CAS No. | 32703-79-0 | Density | 1.206 g/cm3 |
| PSA | 43.37000 | LogP | 2.29470 |
| Solubility | N/A | Melting Point |
70-75 °C(lit.) |
| Formula | C12H12 O3 | Boiling Point | 326.1 °C at 760 mmHg ,136 °C / 2mmHg |
| Molecular Weight | 204.225 | Flash Point | 149.9 °C |
| Transport Information | N/A | Appearance | WHITE TO OFF-WHITE POWDER, CRYSTALS,CRYSTALLINE POWDER AND/OR CHUNKS |
| Safety | 26-36 | Risk Codes | R36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
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| Synonyms |
Phthalicanhydride, 4-tert-butyl- (8CI); 4-tert-Butyl phthalic acid anhydride;4-tert-Butylphthalic anhydride; 5-tert-Butyl-1,3-isobenzofurandione |
4-tert-Butylphthalic anhydride Chemical Properties
Molecular Structure:
Molecular Formula: C12H12O3
Molecular Weight: 204.2219
IUPAC Name: 5-tert-Butyl-2-benzofuran-1,3-dione
Synonyms of 4-tert-Butylphthalic anhydride (CAS NO.32703-79-0): EINECS 251-165-2 ; 5-(1,1Demethylethyl)-1,3-isobenzofurandione ; 5-tert-Butylisobenzofuran-1,3-dione
CAS NO: 32703-79-0
Product Categories: B ; Stains and Dyes ; Stains&Dyes, A to
Melting point: 70-75 °C
Index of Refraction: 1.551
Molar Refractivity: 54.06 cm3
Molar Volume: 169.2 cm3
Surface Tension: 44.8 dyne/cm
Density: 1.206 g/cm3
Flash Point: 149.9 °C
Enthalpy of Vaporization: 56.83 kJ/mol
Boiling Point: 326.1 °C at 760 mmHg
Vapour Pressure of 4-tert-Butylphthalic anhydride (CAS NO.32703-79-0): 0.00022 mmHg at 25°C
4-tert-Butylphthalic anhydride Safety Profile
Hazard Codes of 4-tert-Butylphthalic anhydride (CAS NO.32703-79-0): 
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: 3
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