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| CAS号 : | 2421-28-5 |
精确质量 : | 322.01100 |
| 分子式 : | C17H6O7 |
logP : | 1.53880 |
| 分子量 : | 322.22500 |
PSA : | 103.81000 |
3,3',4,4'-二苯甲酮四甲酸二酐 | |
5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione | |
2421-28-5 | |
C17H6O7 | |
322.22500 | |
103.81000 | |
1.53880 | |
322.01100 |
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无气味的淡黄色粉末固体
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1.699
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Stable under normal temperatures and pressures. May decompose on exposure to moist air or water.
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324 °C
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3.25E-16mmHg at 25°C
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Store in a tightly closed container. Store protected from moisture. Store under nitrogen. Store in a cool, dry area away from incompatible substances.
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218-222 °C(lit.)
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1,57 g/cm3
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起反应
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320°C 5mm
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1.4 (vs air)
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GHS07 | |
警告 | |
H319; H335 | |
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29183000
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1
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R36/37
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S25
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Xi
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29183000. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff:6.5% |
