英文名 | trans-3-(4-oxo-4H-1-benzopyran-3-yl)acrylic acid |
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英文别名 | rarechem al bk 0223 |
密度 | 1.484g/cm3 |
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沸点 | 367.7ºC at 760 mmHg |
分子式 | C12H8O4 |
分子量 | 216.19000 |
闪点 | 145.7ºC |
精确质量 | 216.04200 |
PSA | 67.51000 |
LogP | 1.89080 |
折射率 | 1.712 |
海关编码 | 2918300090 |
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~13% 42059-58-5
详细
|
文献:Shutov, Roman V.; Kuklina, Elizaveta V.; Ivin, Boris A. Tetrahedron Letters, 2011 , vol. 52, # 2 p. 266 - 269 |
~96% 42059-58-5 |
文献:Suresh, Dhruva Kumar; Sandhu, Jagir S. Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2011 , vol. 50, # 10 p. 1479 - 1483 |
~95% 42059-58-5 |
文献:Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
~% 42059-58-5 |
文献:Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
~% 42059-58-5 |
文献:Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
上游产品 5 | |
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下游产品 0 |
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% |