查询词典 hydroxy-acetophenone

Ferulic acid is a plant-food-derived antioxidants with hydroxy -cinnamate structure. It is wildly occurring in many kinds of fruits, vegetables, berries and grains.

中文摘要阿魏酸是一个富含於植物中，属hydroxycinnamate类结构的抗氧化物，可在多种的蔬菜、水果、谷类、稻米中发现。

Borneol play a role in blood with an original form, benzyl cinnamate and benzyl bcnzoate were metabolized into 2-hydroxy-methyl benzoate to produce marked effect.

冰片以原型药物形式入血产生疗效，肉桂酸苄醋、苯甲酸苄酯被转为2-羟基苯甲酸甲酯的代谢产物发挥作用。

MIP and NIP have very good selective adsorption abilities to both 1 -hydroxy -2 - naphthoic acid and citrinin molecules.

结果表明MIP和NIP对1-羟基-2-萘甲酸和桔青霉素分子都有着很好的吸附选择性。

Optimization of polyester condensation process and reactor design;2. The Structure Characters of the Sulfonated Condensation Polymer Series High Performance;3. The pH value of the solution was adjusted,and the co- condensation reaction was taken place between the hydroxy groups forming transparent organic-inorganic hybrid films on polycarbonate.

以甲基丙烯酰氧基丙基三甲氧基硅烷(KH-570)水解聚合产物作为主要成膜物质，引入正硅酸乙酯水解产物硅溶胶作为无机增强物，调节两种混合溶液pH值，利用两者羟基之间的共缩聚反应在聚碳酸酯板表面制备有机/无机复合透明耐磨薄膜；采用TG/DTA、FT-IR、SEM及UV-V IS对成膜过程、薄膜性能与结构进行表征。

Their structures were characterized as dihydroconiferyl dihydro-p-coumarate, vanillin, apocynin, p-hydroxybenzaldehyde, syringaldehyde, syringic acid, syringylethanone,α-hydroxypropiosyringone, coniferyl aldehyde, dihydroconiferyl alcohol, 2-hydroxyphenylpropanol, and 3-hydroxy-4-methoxy-phenylethanol, respectively.

结果 从该植物中分离得到12个酚性化合物，其结构分别为二氢松柏醇二氢对羟基桂皮酸酯，香草醛，罗布麻宁，对羟基苯甲醛，丁香醛，丁香酸，丁香乙酮，α-羟基丁香丙酮，松柏醛，二氢松柏醇，2-羟基苯丙醇和3-羟基－4-甲氧基苯乙醇。

In this paper, the effects of hydroxy-terminated butadiene-acrylonitrile copolymer on the toughness of epoxy resin were investigated.

本文研究了端羟基丁腈橡胶对环氧树脂的增韧作用。

Resins: gum dammar; PU dispersion; silicone resin, epoxy resin, alkyd, acrylic Resin, polyester resin, urethane resin, polyamide resin, amino hardener; two pack hydroxy acrylic, two pack isocyanate-free acrylic; vinyl chloride co-polymers, polyvinyl butyrals, thixotropic resin.

树脂类：达玛树脂；水性PU分散体；有机硅、环氧、醇酸、丙烯酸、聚酯、聚氨酯、聚酰胺、氨基固化剂；双组份羟基丙烯酸、双组份不含异氰酸脂丙烯酸；聚氯乙烯共聚物、聚乙烯醇缩丁醛、触变性树脂。

Part 4: Synthesis of (5α)-3-Hydroxy-18-Nor-C-Homo-13a-Azaandrostanes 1-Azabicyclo [5, 3, 0] decane (6) is a core skeleton of stemonine (7) and its derivatives, which are a group of bio-active natural products.

四、（5α）-3-羟基-18-nor-C-homo-13a-氮杂雄甾烷的合成 1-氮杂双环[5.3.0]癸烷(6)是天然产物百部生物碱(7)类分子的骨架结构，许多该类化合物都具有重要的生物活性。

Generation of product was observed under340～370nm in the reaction of rutin and α-hydroxy ethyl peroxyl radical. The observed1st order build-up and decay of the new product was calculated to be (1.11±0.08)〓, respectively.

在340～370nm观察到了芦丁与有机过氧自由基反应体系中新物质的生成，并计算得到了新物质生成和衰变的的表观一级反应速率常数分别为〓和〓。

Herein, we report the enantioselective total syntheses of slagenins A-C and their antipodes. Starting from readily available ethyl -4-chloro-3-hydroxy-butanonate, elongation of the carbon chain with diazomethane, followed by oxidation of the given α-diazoketone using distilled DMD, afforded a key intermediate α-ketoaldehyde .

本文从方便易得的-4-氯-3-羟基-丁酸乙酯出发，经重氮甲烷延伸碳连、DMD氧化相应的α-重氮酮，制得α-酮醛；该化合物与尿素在氢氟酸作用下，以协同方式非对映选择性的直接构建了cis-四氢呋喃并[2，3-d]咪唑啉-2-酮双环结构，进而合成了天然产物slagenins A、B、和C的对映体。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。