Unbranched hydrocarbons having one double bond are named in the IUPAC system by replacing the ending -ane of the alkane name with -ene.
在系统命名法中，直链的、有一个双键的烃可通过将其相应烷烃名字的词尾—ane改换为- ene而得。
In the two sides of nitrogen bridge, the degree of conjugation of one double bond with one formyl polyenic group is about equal to two aromatic cycles.
在氮桥的二边，一个双键及一个烯醛基共轭程度大致与二个芳稠环相当。
Olefin (or alkene) Any unsaturated hydrocarbon containing one or more pairs of carbon atoms linked by a double Bond (see covalent Bond, saturation).
烯烃：含有一对或多对由双键连接的碳原子的一类不饱和烃。
"One - pot" carbon - carbon double bond formation.
“一锅”法的碳-碳双键形成反应。
By changing the fixed knife material, adding spacer, repairing the moving knife front and back Angle, transforming the casting bond into double one, the effects were obvious.
通过更换定刀材质，加放垫片，动刀修复前后角，改为双铸带头等后，效果显著。
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。
Trans fatty acids are fatty acids (TFAs) containing at least one trans double bond, but only polyunsaturated fatty acids with methylene interrupted double bonds.
反式脂肪酸是具有反式构象碳-碳双键的所有非共轭不饱和脂肪酸的总称。
The organic group further comprises at least one activating group on at least one carbon atom of the C-C single bond or double bond.
所述有机基团进一步包括至少一个在所述C-C单键或双键的至少一个碳原子上的活性基团。
An epoxide group and an out-ring double-bond are attached to the 11-membered ring. The molecule contains one primary and two tertiary hydroxyl groups.
十一员环上带有一个环氧基和一个环外双键，分子中含有两个叔羟基和一个伯羟基。
C_(60) is one kind of fullerene with high conjugated cage-types structure. Its covalence between two hexagons has high reactivity, which behaves as addition reaction of double bond.
是高度共轭的笼状结构的碳素体，分子结构中六边形环间的共价碳碳双键是富电子区，反应性能与烯烃有类似性，主要表现为双键加成。
C_(60) is one kind of fullerene with high conjugated cage-types structure. Its covalence between two hexagons has high reactivity, which behaves as addition reaction of double bond.
是高度共轭的笼状结构的碳素体，分子结构中六边形环间的共价碳碳双键是富电子区，反应性能与烯烃有类似性，主要表现为双键加成。
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