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| CAS号 : | 70311-74-9 |
精确质量 : | 296.09000 |
| 分子式 : | C14H16O7 |
logP : | 1.02730 |
| 分子量 : | 296.27300 |
PSA : | 88.13000 |
2,4-二氧代-4-(3,4,5-三甲氧基苯基)-丁酸甲酯 | |
methyl 2,4-dioxo-4-(3,4,5-trimethoxyphenyl)butanoate | |
70311-74-9 | |
C14H16O7 | |
296.27300 | |
88.13000 | |
1.02730 | |
296.09000 |
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1.504
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191.8ºC
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1.218g/cm3
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431.9ºC 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% |
