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| CAS号 : | 92-70-6 |
精确质量 : | 188.04700 |
| 分子式 : | C11H8O3 |
logP : | 2.24360 |
| 分子量 : | 188.17900 |
PSA : | 57.53000 |
2-羟基-3-萘甲酸 | |
3-Hydroxy-2-naphthoic acid | |
92-70-6 | |
C11H8O3 | |
188.17900 | |
57.53000 | |
2.24360 | |
188.04700 |
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淡黄色粉末
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>150°C
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Decomposes (> 400ºC)
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218-221 °C(lit.)
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PRACTICALLY INSOLUBLE
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1.399 g/cm3
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Stable under normal temperatures and pressures.
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Store in a cool, dry place. Keep container closed when not in use.
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QL1755000
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29182910
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1
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S26-S37/39
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Xi
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R36/37/38
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
<p>β-萘酚与氢氧化钠成盐后,加热减压脱水,得到的无水β-萘酚盐与二氧化碳发生羧基化,生产2,3酸双钠盐,再用硫酸酸化得成品。</p> | |
<p>本品主要用于制造色酚AS及其它各种色酚中间体，也可用于医药、有机颜料中间体。</p> |
