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Cas Database |
| Name |
4-(Phenylethynyl)phthalic anhydride |
EINECS | 601-604-2 |
| CAS No. | 119389-05-8 | Density | 1.38 g/cm3 |
| PSA | 43.37000 | LogP | 2.39700 |
| Solubility | Practically insoluble in water | Melting Point |
152 °C |
| Formula | C16H8O3 | Boiling Point | 466.881 °C at 760 mmHg |
| Molecular Weight | 248.238 | Flash Point | 235.424 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | 26-36/37/39 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
1,3-Isobenzofurandione, 5-(phenylethynyl)-;4-phenylethynyl phthalic anhydride(4-PEPA);4-Phenylethynylphthalic anhydride; |
Article Data | 2 |
4-(Phenylethynyl)phthalic anhydride Chemical Properties
IUPAC Name: 5-(2-Phenylethynyl)-2-benzofuran-1,3-dione
Synonyms of 1,3-Isobenzofurandione, 5-(2-phenylethynyl)- (CAS NO.119389-05-8): 1,3-Isobenzofurandione, 5-(phenylethynyl)-
CAS NO: 119389-05-8
Classification Code: TSCA Flag P [A commenced PMN (Premanufacture Notice) substance]
Molecular Formula: C16H8O3
Molecular Weight: 248.2329
Molecular Structure:
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Melting Point: 152 °C
ProductCategories: Acetylenes ; Functionalized Acetylenes
Polar Surface Area: 43.37 Å2
Index of Refraction: 1.679
Molar Refractivity: 67.915 cm3
Molar Volume: 179.842 cm3
Surface Tension: 66.015 dyne/cm
Density of 1,3-Isobenzofurandione, 5-(2-phenylethynyl)- (CAS NO.119389-05-8): 1.38 g/cm3
Flash Point: 235.424 °C
Enthalpy of Vaporization: 72.876 kJ/mol
Boiling Point: 466.881 °C at 760 mmHg
4-(Phenylethynyl)phthalic anhydride Safety Profile
Risk Statements of 1,3-Isobenzofurandione, 5-(2-phenylethynyl)- (CAS NO.119389-05-8): 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
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