catechol-

The catalysts of Al P Ti Si O were prepared by common precipitation method. Vapor phase O ethylation of catechol with ethanol over the synthesized samples was studied.

采用常规沉淀法制备了Al-P-Ti-Si-O体系催化剂，并研究了邻苯二酚与乙醇在该催化剂上的气相O-乙基化反应，考察了催化剂组成对催化剂结构、酸性和反应性能的影响。

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The research progress in catechol synthesis by dehydrogenation of 1, 2 cyclohehanediol were reviewed.

综述了1, 2环己二醇催化脱氢制取邻苯二酚的研究进展.

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The iron content in Cr plating solution is determined with spectrophotometric method by using Tiron ( catechol sodium disulfonate) as reagent, which can react with Fe~ ( 3+) ions in weak acidic solution and form blue complex.

本文用钛铁试剂作试剂，利用它和三价铁在弱酸性溶液中生成稳定的蓝色络合物，用光度法测定镀铬溶液中铁杂质的含量。

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Study on O-hydroxy by ethylation of diethyl carbonate and catechol CATALYTIC SYNTHESIS OF PHENETOLE BY ETHYLATION OF PHENOL WITH DIETHYL CARBONATE

碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚碳酸二乙酯与苯酚催化合成苯乙醚的研究

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With the increasing chitosan and catechol concentration and the increasing temperature, the gelation time decreased. The CV curves of chitosan/ PCQ hydrogel is also redox active.

PCQ与壳聚糖物理交联作用使溶液凝胶化，随壳聚糖和邻苯二酚浓度增大以及温度升高，凝胶化时间缩短。电化学实验证明该水凝胶是具有氧化还原活性的。

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The modified electrode can be applied to the electrochemical determination of catechol and hydroquinone.

该聚合物膜修饰电极可用于多酚的电化学测定.

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The coordination of rare earth elements with derivatives of catechol& ⅰ. chelation of Cerium with Tiron

邻苯二酚衍生物钛与稀土元素的配位反应&Ⅰ.钛铁试剂与铈的配位反应

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A Fast and Simultaneous Determination of o-Dihydroxybenzene and p-Dihydroxybenzene; Study on O-hydroxy by ethylation of diethyl carbonate and catechol

对苯二酚、邻苯二酚的快速同时测定碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚

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Study on Synthesis of terpene-catechol with cation exchanger resin as catalyst

阳离子树脂催化合成萜烯&邻苯二酚的研究

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To introduce the ethyl group into ( a compound). Study on O-hydroxy by ethylation of diethyl carbonate and catechol

使乙基化把乙基引入（一化合物）碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚

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Evaluation of the inhibiting polymerization of isoprene using tert-butyl catechol inhibitor

对叔丁基邻苯二酚对异戊二烯阻聚效果的评价

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Synthesis of terpene-catechol resin from terpene resin and catechol was reported in this paper.

以萜烯树脂和邻苯二酚为原料,合成了萜烯 - 邻苯二酚树脂.

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The molconvert ratio of L-DOPA was 82.8 % from catechol.

以邻苯二酚计的转化率为82.8%.

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Thermodynamic Analysis for Synthesis of Ethyl Methyl Carbonate from Dimethyl Carbonate and Diethyl Carbonate Study on O-hydroxy by ethylation of diethyl carbonate and catechol

碳酸二甲酯和碳酸二乙酯合成碳酸甲乙酯的热力学分析碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚

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The amount of TP, FP and catechol in fresh cut lotus root slices during storage period increased initially and decreased afterwards.

鲜切莲藕在贮藏期间TP、FP和儿茶酚的量先上升后下降；

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The experimental results of hydroquinone and catechol ligands showed that the reaction mechanism may belong to the category of coordination catalysis.

从邻苯二酚和对苯二酚的实验结果来看，反应可能是通过络合催化反应机理完成的。

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The synthesis of terpene-catechol resin from terpene resin and catechol and copolymer coating based on the produced resin with raw lacquer were reported in this paper. UV analysis of the coating showed that the reaction between terpene-catechol resin and raw lacquer was a copolymerization reaction.

讨论了萜烯邻苯二酚树脂与生漆的不同质量比和不同反应时间对此共聚涂料性能的影响，并进行了紫外光谱分析测试，结果表明生漆中的邻苯二酚和萜烯邻苯二酚树脂中的邻苯二酚都参与了聚合反应。

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The acrylic acid, catechol best suppression bacterium respectively is the golden yellow staphylococcus and the saccharomycetes.

丙烯酸 、 邻苯二酚的最佳抑制细菌分别是金黄色葡萄球菌和酵母菌.

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