环烷烃（huán wán tīng），含有脂环结构的饱和烃。有单环脂环和稠环脂环。含有1个脂环且环上无取代烷基的环烷烃，分子通式为CnH2n（n≧3）。环戊烷、环己烷及它们的烷基取代衍生物是石油产品中常见的环烷烃。稠环环烷烃存在于高沸点石油馏分中。环烷烃有很高的发热量，凝固点低，抗爆性介于正构烃和异构烃之间。化学性质和烷烃相似。其中以五碳脂环和六碳脂环的性质较稳定。
n. cycloalkanes ; cyclane
misc. naphthenic hydrocarbon ; cycloparaffin
...stmopen 关键词】: 芳烃 环烷烃 分子筛 扩散 分子模拟 [gap=1259]Keywords】: aromatic hydrocarbons,naphthenic hydrocarbons,zeolite,diffusion,molecular simulation ...
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分子筛上发生的主要是汽油烯烃和环烷烃之间的氢转移反应。
The hydrogen transfer reaction on the Y zeolite catalyst mainly takes place between gasoline olefins and naphthenes.
单环芳烃的加氢饱和与环烷烃的选择开环是柴油深度脱芳过程中的重要反应。
The hydrogenation saturation of aromatics and selective ring opening of cycloalkane were the most important process during deep dearomatization of diesel oil.
测定了一批具有大小不同碳环的苯磺酰基环烷烃甲酸酯对发光菌的毒性数据。
Batch data for the toxicity of phenylsulfonyl-cycloalkane carboxylates containing different sizes of carboatomic rings to photoluminescence bacteria have been measured.
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