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| CAS号 : | 55150-29-3 |
精确质量 : | 234.04500 |
| 分子式 : | C13H11ClO2 |
logP : | 3.61750 |
| 分子量 : | 234.67800 |
PSA : | 26.30000 |
2-乙氧基-1-萘甲酰氯 | |
2-Ethoxynaphthalene-1-carbonyl chloride | |
55150-29-3 | |
C13H11ClO2 | |
234.67800 | |
26.30000 | |
3.61750 | |
234.04500 |
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粉末
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1.605
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76-80°C
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1.232 g/cm3
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376.4ºC at 760 mmHg
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II
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8
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2918990090
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3265
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R34
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S26-S36/37/39
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HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
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品名, 成分含量, 用途 |
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2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0% |
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2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
将β-萘酚与乙醇在硫酸催化下回流反应,醚化后生成β-萘乙醚,然后以二甲基甲酰胺在三氯氧磷作用下甲酰化,得到2-乙氧基萘醛,进而以高锰酸钾氧化醛基得2-乙氧基萘甲酸,最后以氯化亚硫酰氯化制得该品。 | |
乙氧萘青霉素钠的中间体。 |
