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phenylacetic

网络苯乙

phenylacetic

phenylacetic

phenylacetic

苯乙

科学网—介电常数 -... ... PHENYLACETALDEHYDE 苯基乙醛20 4.8 PHENYLACETIC 苯乙－－ 20 3 PHENYLACETONI…

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A technology of desoxybenzoin synthesis from phenylacetic acid by two steps had been researched in this article.

研究了以苯乙酸为起始原料，经二步法合成二苯乙酮的工艺。

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Methods : The target compounds were synthesized by multi-step from resorcinol and p -substituted phenylacetic acid as the starting material.

方法：从间苯二酚和对位取代苯乙酸开始，经多步反应，合成出目标化合物。

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Some synthetic methods of phenylacetic acid and its uses were summarized in this paper.

综述了苯乙酸的合成工艺路线及其应用。

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METHODS With 4-hydroxy phenylacetic acid as the material , the target product is obtained by one step . RESULTS The recovery was 90%.

方法以对羟基苯乙酸为原料，经一步反应制得目标产物。

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Merit and shortcoming of phenylacetic acid by using benzyl chloride carbonylation process and all kinds of catalyst were chiefly analyzed .

重点分析了采用各种催化剂的氯苄羰基化生产苯乙酸的优缺点。

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Analysis of CO gas used for the synthesis of phenylacetic acid by gas chromatography

气相色谱法分析合成苯乙酸用 CO 气体

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Technology Research of Producing Phenylacetic acid Na. With Directly Hydrolysis

直接水解法生产药用苯乙酸钠的工艺研究

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Investigation on New Process for Phenylacetic Acid Production by Carbonylation

羰化合成苯乙酸新工艺的扩试研究

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