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| CAS号 : | 86-48-6 |
精确质量 : | 188.04700 |
| 分子式 : | C11H8O3 |
logP : | 2.24360 |
| 分子量 : | 188.17900 |
PSA : | 57.53000 |
1-羟基-2-萘甲酸 | |
1-Hydroxy-2-naphthoic acid | |
86-48-6 | |
C11H8O3 | |
188.17900 | |
57.53000 | |
2.24360 | |
188.04700 |
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白色粉末
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150 °C
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367.7ºC at 760 mmHg
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195-200 °C (dec.)(lit.)
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SOLUBLE IN HOT WATER
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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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29182910
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3
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S26-S36-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>以1-萘酚为原料,在溶剂氯苯中,1-萘酚钠盐与二氧化碳进行羧基化反应,制得碳酸萘酯钠盐,然后进行分子重排得到1-羟基-2-萘甲酸钠盐,再用盐酸酸化制得1-羟基-2-萘甲酸。工业一级品为白色粉末,含量≥98%,熔点186℃以上。原料消耗定额:1-萘酚1160kg/t、液碱(30%)940kg/t、二氧化碳500kg/t。</p> | |
<p>用于蓄电池的抗氧剂。</p> |