catalytic hydrogenation

The Catalytic Hydrogenation of Benzonitrile in Liquid Phase

苯甲腈液相催化加氢工艺

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Methyl cis-cinnamate was synthesized from ethyl trans-cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.

反式肉桂酸乙酯经溴化 、 脱溴化氢 、 甲酯化和催化氢化合成了顺 式 肉桂酸甲醇.

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Synthesis of o phenylenediamine from o nitroaniline by catalytic hydrogenation at lower pressure was studied.

以邻硝基苯胺为原料,采用低压催化加氢还原技术合成邻苯二胺.

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Diethyl 1, 2-DEE was synthesized in catalytic hydrogenation from diethyl phthalate as raw material.

以邻苯二甲酸二乙酯为原料,经催化氢化合成1, 2- 环己二甲酸二乙酯.

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The preparation of HFC-32 by catalytic hydrogenation of CFC-12 was explored.

探索了二氟二氯甲烷(CFC -12 )催化加氢制备HFC -32 的方法.

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Study of preparation of hydrogenated castor oil by catalytic hydrogenation

催化加氢制备氢化蓖麻油的研究

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Pinane can be prepared by catalytic hydrogenation of turpentine and can be used as a starting material in the synthesis of many terpenoid perfumes.

将松节油催化加氢可制得蒎烷。蒎烷是合成多种萜类香料的原料。

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△~ 6-6-methyl spirolactone(ⅷ) was synthesized from epoxide(ⅱ) through the following series of reaction, viz, Grignard synthesis with the introduction of 6-methyl and side chain carboxyl groups simultaneously, followed by catalytic hydrogenation, chromic acid oxidation, dehydration and dehydrogenation.

△~6-6-甲基螺甾内酯（Ⅷ）可从环氧化合物（Ⅱ）经Grignard试剂一步加入6-甲基及侧链羧基，继用常法氢化、氧化、脱水、脱氢等步骤合成。

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Due to the high water content and oxygen content, its low heating value, viscosity, thermal instability and chemical instability, the bio-oil can not be directly used for the current power equipment, it needs to be catalytic hydrogenation to mention quality.

由于生物油中水含量和氧含量高，其热值低，粘度大，热不稳定和化学不稳定性，不能直接用于目前的动力设备，故需要对其进行催化加氢提质。

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Study on Catalytic Hydrogenation of Terpinene Maleic Anhydride

萜烯马来酸酐催化加氢反应的研究

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Menthol was obtained from lemon eucalyptus oil via cyclization and catalytic hydrogenation.

以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.

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Diethyl 1, 2-cyclohexanedicarboxylate ( DEE ) was synthesized in catalytic hydrogenation from diethyl phthalate as raw material.

以邻苯二甲酸二乙酯为原料,经催化氢化合成1, 2- 环己二甲酸二乙酯.

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