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| CAS号 : | 54109-54-5 |
精确质量 : | 138.06800 |
| 分子式 : | C8H10O2 |
logP : | 1.12900 |
| 分子量 : | 138.16400 |
PSA : | 26.30000 |
2-亚甲基-4-戊酸乙酯 | |
ethyl 2-methylidenepent-4-ynoate | |
54109-54-5 | |
C8H10O2 | |
138.16400 | |
26.30000 | |
1.12900 | |
138.06800 |
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1.448
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60ºC
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0.967g/cm3
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224.9ºC at 760 mmHg
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III
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3.2
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2916190090
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UN 1993
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HS:2916190090.Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives |
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品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装 |
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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 M.进口商品检验 N.出口商品检验 |
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2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0% |
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2916190090 unsaturated acyclic monocarboxylic 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% |
