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| CAS号 : | 596-01-0 |
精确质量 : | 418.12100 |
| 分子式 : | C28H18O4 |
logP : | 5.86650 |
| 分子量 : | 418.44000 |
PSA : | 66.76000 |
1-萘酚酞 | |
alpha-Naphtholphthalein | |
596-01-0 | |
C28H18O4 | |
418.44000 | |
66.76000 | |
5.86650 | |
418.12100 |
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灰色至棕色固体
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1.769
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Stable under normal temperatures and pressures.
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247ºC
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Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.
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238-240 °C(lit.)
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1.404 g/cm3
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705.6ºC at 760 mmHg
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32041900
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3
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R36/37/38
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S26-S36
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Xi
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1.由邻苯二甲酸酐与α-萘酚及氯化锌加热至100℃~110℃时制成。同时伴生副产物,经分离而得。 | |
1.用作酸碱指示剂,PH值6.7左右时为无色~桔黄色,PH值7.9左右时由橘黄变为蓝色。 |