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- Thus, treatment of 4 - pentenals with methoxy methylenetriphenylphosphin afforded a mixture of cis - and trans - enol ethers, which were oxidized by PCC to give methyl 5 - hexenates. 用甲氧基甲基三苯基膦处理4-戊烯醛类化合物生成烯基醚,PCC氧化所生成的烯醚则得到标题化合物,5-己烯酸甲酯类化合物。
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- methyl propenyl ketone 亚乙基丙酮
- trans-methyl propenyl ethers 反式甲基丙烯基醚
- butyl propenyl ether 丁基丙烯基醚
- Today's news goes into the ether and is soon forgotten. 今天的新闻广播听後不久即置於脑後了。
- But "trans fat is not the same thing at all. 但“转化油却完全不同。
- In this paper, the cedrol methyl ether was synthesized by sodamide method. 本文采用氨基钠法合成甲基柏木醚。
- DISCONNECT THE TRANS RANGE SENSOR (TRS) CONNECTOR. 断开变速箱范围感知器（TRS）接头。
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- It was once believed that light waves traveled through the ether. 人们曾经相信光波在以太中穿过。
- HAIKOU FAR EAST ENTERPRISING TRANS CO., LTD. 海口华夏企业货运有限公司。
- HAITI TRANSAIR HAITI TRANS AIR S.A. 环海地航空公司。
- NINGBO HAITIAN INTERNATIONAL TRANS CO., LTD. 宁波海田国际货运有限公司。
- Methanol, ethanol and glycolic methyl ether as precursor solvent of boric acid. 对上述体系中不同的先驱体及溶剂进行交叉实验。
- CHINA TRANS INTERNATIONAL LIMITED GUANGZHOU BRANCH. 深圳市华运国际物流有限公司广州分公司。
- ZHTD Cargo Trans Auxiliary Service Co. 法国航空公司北京办事处泽瀚通达货运辅助服务有限公司。
- Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
- Unhealthful fats include saturated and trans fats. 不利于健康的脂肪包括饱和脂肪及转化脂肪。
- How does trans fat cause heart disease? 反式脂肪酸怎样引起心脏病？
