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- phenylacetic anhydride 苯乙酸酐
- phenylacetic anhydrid 苯乙(酸)酐
- Influence of pH on Yield of DPT Prepared Without Acetic Anhydride. 非醋酐法合成DPT与pH值的关系
- Subject to control the chemicals acetic anhydride, ephedrine etc. . 受管制化学品乙酸酐、麻黄碱等.
- Hexahydro-4-methylphthalic anhydride, mixture of cis an... 询价 六氢-4-甲基邻苯二甲酸酐;
- Add the crystalline dihydrate(5g)to acetic anhydride(10??in a beaker. 向盛有10?蟠姿狒?的烧杯内加入5g二水合物结晶。
- N-phenyl maleimide was synthesized from maleic anhydride and aniline. 摘要以顺酐和苯胺为原料,合成N-苯基马来酰亚胺。
- The kinetics of esterification of linalool with acetic anhydride was studied. 研究了芳樟醇与乙酸酐酯化反应动力学。
- A polyamide imide was synthesized from trimelltic anhydride and di isocyanate. 本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺。
- A copolymer has been synthesized from acrylic acid and maleic anhydride. 以丙烯酸和马来酸酐为原料合成出了一种共聚物。
- Poly(PEG(1)-adipic anhydride(2)) was synthesized by melt polycondensation. 采用熔融缩聚法合成了PEG(1)-己二酸酐(2)聚合物。
- OBJECTIVE To study the feasible synthesis method of poly-sebacic anhydride. 目的研究聚癸二酸酐适宜的合成方法。
- The endo anhydride method is the main process in chemical synthesis today. 化学合成法中的内酐法为现阶段的主要生产方法;
- The carbonylation of benzyl chloride to phenylacetic acid catalyzed by carbonyl cobalt is discussed in great detail. 在此基础上对羰基钴在催化羰化反应领域的应用作了展望。
- A technology of desoxybenzoin synthesis from phenylacetic acid by two steps had been researched in this article. 研究了苯乙酸的合成工艺,以苯乙酮为原料,在四醋酸铅的氧化作用下合成苯乙酸。
- Acid and anhydride functionalized PP, PE and EVA forms are available. 酸或者酸酐功能化PP、PE和EVA等形式都是有的。
- 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。
- Progress on the synthesis of phenylacetic acid and its esters by transition metal catalyzed carbonylation during the last few decades was summarized. 综述了过渡金属催化的羰化法合成苯乙酸和苯乙酸酯近几十年来的研究进展。
- Products aftertreatment followed at a warm temperature was prepared. pH is the key factor for raising the yield of phenylacetic acid. 氢氧化钙作中和剂使用,要求羰化产物后处理的温度提高,以保证苯乙酸的产率;碱的用量和浓度是影响苯乙酸产率的重要因素。
- Succinic acid dehydration is one of industrial methods to produce succinic anhydride. 丁二酸脱水法是工业生产丁二酸酐的方法之一.