英文名 | ethyl 4-oxopent-2-ynoate |
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英文别名 |
ethyl 3-acetylpropynoate
ethyl 4-oxo-pent-2-ynoate ethyl 3-oxo-1-butyne-1-carboxylate ethyl 4-oxo-2-pentynoate InChI=1/C7H8O3/c1-3-10-7(9)5-4-6(2)8/h3H2,1-2H 4-Oxo-2-pentynoic acid ethyl ester 2-Pentynoic acid,4-oxo-,ethyl ester |
分子式 | C7H8O3 |
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分子量 | 140.13700 |
精确质量 | 140.04700 |
PSA | 43.37000 |
LogP | 0.14190 |
海关编码 | 2918300090 |
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海关编码 | 2918300090 |
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中文概述 | 2918300090 其他含醛基或酮基不含其他含氧基羧酸(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:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
申报要素 | 品名, 成分含量, 用途 |
Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |