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| CAS号 : | 40995-61-7 |
精确质量 : | 274.14200 |
| 分子式 : | C13H22O6 |
logP : | 1.43810 |
| 分子量 : | 274.31000 |
PSA : | 71.06000 |
(2Z)-4,4-二乙氧基-2-(乙氧基亚甲基)-3-氧代丁酸乙酯 | |
ethyl 4,4-diethoxy-2-(ethoxymethylidene)-3-oxobutanoate | |
40995-61-7 | |
C13H22O6 | |
274.31000 | |
71.06000 | |
1.43810 | |
274.14200 |
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1.451
|
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143.4ºC
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|
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1.068g/cm3
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|
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335.8ºC at 760 mmHg
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2918990090
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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% |
