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![二甲基双环[2.2.1]-2,5-庚二烯-2,3-二羧酸结构式](https://www.chemicalbook.com/CAS/GIF/947-57-9.gif)
| CAS号 : | 947-57-9 |
精确质量 : | 208.07400 |
| 分子式 : | C11H12O4 |
logP : | 0.83490 |
| 分子量 : | 208.21100 |
PSA : | 52.60000 |
二甲基双环[2.2.1]-2,5-庚二烯-2,3-二羧酸 | |
dimethyl bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate | |
947-57-9 | |
C11H12O4 | |
208.21100 | |
52.60000 | |
0.83490 | |
208.07400 |
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1.543
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139.2ºC
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1.277g/cm3
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285.9ºC at 760 mmHg
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2917209090
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品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分 |
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A.入境货物通关单 B.出境货物通关单 |
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R.进口食品卫生监督检验 S.出口食品卫生监督检验 |
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HS:2917209090 其他(环烷、环烯、环萜烯)多元羧酸 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0% |
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2917209090 other cyclanic, cyclenic or cyclotherpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |