isomerization

Isomerization of safrole can afforded isosafrole - the intermediate of the effective antihypertensive agent - methyldopa.

黄樟油素经碱异构化可得到治疗高血压症的有效药物 —— 甲基多巴的中间体——异黄樟油素.

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Several kinds of ruthenium - catalyzed organic reactions were reviewed: hydrogenation, oxidation, isomerization, metathesis.

综述了钌催化剂催化的主要几类有机合成反应,包括氢化 、 氧化 、 异构化 、 复分解.

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This paper describes the isomerization of 2, 3 - epoxy pinane to α - campholenic aldehyde by catalyzing with Lewis acids.

本文报道了2, 3- 环氧蒎烷在路易斯酸催化下,发生分子重排,生成α - 龙脑烯醛的研究.

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The isomerization products of � � - BHC are α - BHC and δ - BHC , The isomerization ratio is between 0.04 % - 0.17 %.

异构化的主要产物为α、δ -BHC, 它们的异构化率在0.04%～0.17%之间.

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The Octane Number is retained owing to HZSM 5 � � s excellent ability of aromatization, isomerization and alkylation.

HZSM-5沸石对汽油的降烯烃作用得益于其优异的芳构化 、 异构化和烷基化性能.

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The relationship between acid amount of the catalysts and activity of the isomerization of 1 - betene was linear.

催化剂的酸度与丁烯-1异构化活性呈线性关系.

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Advances in tungsten carbide alkanes isomerization catalysts, including their preparation and the isomerization mechanism, were reviewed.

综述了用于长链烷烃异构化的碳化钨催化剂的研究进展.

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The influence of the calcination temperature on the catalytic activity of o - xylene isomerization was investig.

本文还讨论了焙烧温度对邻二甲苯异构化的催化活性的影响.

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Esterification of fumaric acid with catalysts, isomerization of maleic acid and maleate with catalysts were investigated.

催化剂包括酯化催化剂和异构化催化剂, 分别催化富马酸的酯化和马来酸(酯)的异构化.

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The extent of isomerization is related to chain element construction, but not dependant on molecular weight.

其异构化程度与聚酯分子链节结构有关, 与分子量大小无关.

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A method to prepare conjugated linoleic acid by alkali - catalyzed isomerization of sunflower oil was studied.

研究了以葵花籽油为原料,水为溶剂,氢氧化钠为催化剂合成共轭亚油酸的方法.

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They are shown to be consistent with the Hula twist mechanism of isomerization.

研究的结果表明:所有的例子都存在着“呼拉”扭转反应机制.

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Applications of isomerization in phosphorus pesticide synthesis were briefly reviewed in the paper.

简要介绍了异构化在有机磷农药合成中的应用.

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The commercial results showed that the catalyst possessed high isomerization activity, selectivity and stability.

工业标定结果表明:催化剂的异构化活性高, 选择性和稳定性好.

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The sterane isomerization maturity parameter alkylphenanthrene index indicate that the maturity of oil sand is low.

甾烷的异构化成熟度参数、甲基菲指数均显示油砂成熟度低.

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