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- An organic compound containing many double bonds. 多烯一种包含许多双键的有机化合物
- Oxazolidine, which has both double bonds reduced. -{恶唑}-啉，其中一个双键被还原。
- The Alkene Double Bond: A Focus of Reactivity. 21烯烃的双键：重点是反应活性。
- Compounds containing two double bonds are called dienes. 包含两个双键的化合物叫做二烯烃。
- One atom of oxygen is linked to the nitrogen atom by a double bond. 一个氧原子以双键与氮原子相连。
- Compared with diolefine rubber,EPDM has less double bond. 与二烯烃橡胶相比,EPDM的双键很少。
- In the ethyne molecule, a double bond links together the two carbon atoms. 在乙烯分子中是由一个双键将两个碳原子连结在一起的。
- With exocylic double bonds the effect of strain is in the opposite direction. 环外的双键的张力效应导致相反的结果。
- Regular vinyl addition polymers may be obtained from particularly strained endocyclic double bonds. 由带特殊张力的桥环双键可以得到规整的乙烯类加成聚合物。
- The triple bond does not usually react so vigorously at a carbon-carbon double bond. 三键在反应时一般不象烯烃中的碳-碳双键那样剧烈。
- Azole:a class of organic compounds having a five-membered heterocyclic ring with two double bonds. 氮杂茂:一种由五种杂环元素,两组粘合剂组成的有机化合物。
- The molar absorbance at 350 nm increases if the aldehyde contains a double bond. 如果醛含一个双键,则摩尔光吸收在350nm处增加。
- A class of organic compounds having a five-membered heterocyclic ring with two double bonds. 氮杂茂一种由五种杂环元素，两组粘合剂组成的有机化合物。
- Alkenes have one or more double bonds between carbon atoms, where two pairs of electrons are shared. 链烯有一个或多个共价键，即碳原子分享两对电子。
- A dual-curing epoxy monoacrylate resin was synthesized,which contain both epoxide groups and unsaturated double bonds. 合成了既有环氧基团又含不饱和双键的环氧丙烯酸单酯树脂。
- They react by adding other chemical agents at the double bond to form derivatives or polymers. 这些化合物的最大用途在于双键与其它化学物质的反应。
- In general, TBA-reactive material is produced in significant amounts only from fatty acids containing three or more double bonds. 一般来说,只有从包含三个或更多双键的脂肪酸中才能产生有效量的TBA-反应物质。
- It was found that isomerization existed between dihydropimaric\isopimaric-type resin acids due to the shift of double bonds. 发现在二氢海松酸\\异海松酸型树脂酸的分子间存在因双键移位而引起的异构现象。
- Oxidation of milk fat may occur at the double bonds in the unsaturated fatty acids, giving rise to undesirable flavours (see Flavours). 不饱和脂肪酸的双键易发生氧化反应,并产生不良气味。
- Any of a series of unsaturated, open chain hydrocarbons with one or more carbon-carbon double bonds, having the general formula CnH2n. 烯，烯烃，链烯一系列不饱和的，有两个或两个以上碳碳双链的开链烃，其一般分子式为cnh2n
