查询词典 acrylic aldehyde

The connection was tried in three different ways: Aldol reaction, coupling of sulfone and aldehyde, the Umpolung.

尝试三种不同的方法来进行两个片段的偶联。试验了Aldol反应，砜基与醛的偶联反应和极性反转的方法。

We examine the asymmetric Aldol reaction with cyclohexanone and aldehyde using tunable and bifunctional organocatalysts in aqueous media.

相反，尽管在盐水溶液中的反应效果可以比在水中的效果要好，但是较少有使用盐水溶液作为反应介质的报道。

The brown color of lecithin is largely the result of heathing the oil during solvent stripping and is to be the result of an aldehyde-amine reaction or aldol condensation.

大豆磷脂中的褐色物质可能是毛油在汽提时生成的，据认为是缩醛产物。

Results showed that the alkynol compounds were transformed to the corresponding alkyne aldehyde and acetylenic acid compounds containing conjugated system on the nickel anode, and hence the anodic oxidation reaction products were able to generate ultraviolet absorption.

结果表明，炔醇类化合物在阳极生成了相应的有共扼体系的炔醛类和炔酸类化合物，产生了紫外吸收。

The resin was used as a selective oxidant for oxidation of allyl alcohol to allyl aldehyde.

合成了铬酸氢根季铵盐树脂，以它作为一种选择性氧化剂应用于烯丙醇的氧化反应，考察了温度、时间、溶剂、树脂与醇的物料比对氧化反应的影响。

The left lens of Anuran Tadpole - Bufo Raddei Strauch Tadpole and Xenopus laevis Tadpole were removed when they had posterior limb bud. By decapitating and fixing it with Carnoy's fixation fluid in different days, by means of paraffin serial section and Hematoxylin-Eosin stain and by using the microscope to observe the microstructure of lens regeneration of Bufo Raddei Strauch Tadpole and Xenopus laevis Tadpole. By extirpating the left eye and fixing it with aldehyde and osmium acid , by using electron microscope to observe the ultrastructure of lens regeneration of Bufo Raddei Strauch Tadpole and Xenopus laevis Tadpole.

以无尾两栖类—以花背蟾蜍与非洲爪蟾后肢芽期蝌蚪为实验材料，摘除其左眼晶状体，在再生不同时期固定，石蜡连续切片，苏木精-伊红对染，光镜观察，研究晶状体再生的组织来源；另外，选再生不同时期材料用戊二醛，锇酸固定，透射电镜观察，以研究晶状体再生组织的超微结构变化。

Methods The amino modified wild-type and mutant probes of 16 loci ˇ1888, 3200, 3206, 3243, 3290, 3316, 3394, 3593, 3426, 12026, 12258, 14577, 14693, 14709, 16189, 16223ˇ in mitochondrial genome were immobilized onto the activated slides with aldehyde surface using Biochip Arrayer, then they were incubated overnight in a humid chamber at room temperature.

方法将氨基修饰的16个常见易感基因位点ˇ1888ˇ3200ˇ3206ˇ3243ˇ3290ˇ3316ˇ3394ˇ3593ˇ3426ˇ12026ˇ12258ˇ14577，14693ˇ14709ˇ16189ˇ16223ˇ的野生型和突变型探针ˇ通过Packard芯片点样仪点样于醛基修饰的基片上ˇ室温保湿过夜固定。

In this paper, the study progress of rhodamine dye type in recent years and the reaction mechanism and the methods of aryl methyl oxidation to the fragrant aldehyde group were firstly introduced.

在本论文中，首先介绍了近年来罗丹明类染料的研究进展和芳甲基氧化生成芳醛基的反应机理、方法。

Aldehyde liquor methanol pump,, CYB ram pump, CZ-type large-caliber chemical pumps, pump potatoes, high-temperature concentrated pump, Sewage pumps, pump wine, Self-suction pumps, water pump, heat pumps, liquid pumps, potato starch for pumps, pump beverages, sugar pump, pipeline pumps, pump beer, ZJ no plug pulp pump, starch swirl stations, swirl , Single-efficiency, double-effect, the three-way, four effect evaporator, and so on more than 20 series of more than 1,000 different specifications of products, production of various types of valves specifications, then pieces of pipe, a mechanical pump seal and a mechanical reactor Seal.

甲醇泵，，CYB冲压泵，CZ型大口径化工泵，土豆泵，高温浓浆泵，污水泵，酒泵，自吸泵，清水泵，热水泵，药液泵，马铃薯淀粉专用泵，饮料泵，糖泵，管道泵，啤酒泵，ZJ无堵塞纸浆泵、淀粉旋流站、旋流器、单效、双效、三效、四效蒸发器等20多个系列1000多个不同规格的产品，还生产各种规格型号的阀门，管接件，泵用机械密封和釜用机械密封。

Its catalytic performance for oxidation of benzyl alcohol with H2O2 to benzyl aldehyde was investigated.

利用XRD、BET、SEM和H2-TPR等方法对合成的催化剂进行了表征。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。