carboxylic

Twelve different thioxanthone carboxylic amides derivatives are prepared.

合成了十二种噻吨酮酰胺类光引剂。

Stereoselective oxidative dimerization of the enolate of carboxylic acid derivatives is summarized focusing on the stereoselectivity of the process.

综述羧酸衍生物的烯醇盐氧化二聚成键的规律,重点是立体选择性的过程。

It is found that incorporation of a trifunctional carboxylic ester or silane coupling agent can improve the adhesion of coatings on glass.

实加入一定量的三官能酸酯或硅烷偶联剂可提高紫外光固化玻璃涂膜对玻璃的附着力。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催化剂提高了反应收率。

The characteristics of structures and composition for sorption carboxylic esters and polyoxyethylene sorbitan carboxylic esters of typical non _ ionic surfactants are indicated by NMR, MS and IR.

用核磁共振波谱、质谱和红外光谱表征了非离子表面活性剂中山梨醇酐脂肪酸酯和聚氧乙烯山梨醇酐脂肪酸酯的结构特征和它们的组成。

Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.

采用丁腈、羧基丁腈、丁苯、丁吡四种胶乳改性酚醛树脂。

Batch chloration plant of synthesizing β-chloro t-butyl carboxylic acid chloride was improved by using continuous liquid phase method.

利用连续液相氯化法对一套间歇氯化法生产β-氯代特戊酰氯的装置进行改造。

The carboxylic content in oxycellulose was analyzed quantitatively by FTIR using KSCN as internal standard.Calibration curve with good linear relationship was obtained.

摘要KSCN作为内标，用傅里叶变换红外光谱法(FTIR)对氧化纤维素中的羧基含量作了定量分析，得出了线性关系较好的标准曲线。

They are formed byatmospheric photochemistry reaction, and could product OH radical, alkyl radical, ozone,carboxylic acid peroxyacetyl nitrates by atmospheric photochemistry reaction.

羰基化合物既是大气光化学反应的产物，又能通过光化学反应生成羧酸、羟基自由基、臭氧和过氧乙酰硝酸酯。

Synthesis and Structural Study of (R) - N - (β - Trichlorogermyl propionyl)thiazolidine - 2 - thione - 4 - carboxylic Methyl Ether

三氯锗丙酰基)四氢噻唑-2-硫酮-4-羧酸甲酯的合成及其晶体结构

The most commonly used method for the covalent binding of biomolecules onto 1-D nanostructures is through the diimide-activated amidation of carboxylic acid terminated nanostructures.

最常用的方法是通过端羧酸基纳米结构的二酰亚胺活化氨基化合物来进行生物分子与1-D纳米结构的共价结合。

Through researching into the detecting method of the content of carboxylic acid salt, we set up two kinds of adaptive methods: DDC colorimetry method and parvafacies method.

对新的检测方法评价结果表明,该方法准确度高、精密度好、加标回收率好;

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

醋酸钯/邻菲洛林/脂肪胺为催化体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应制备丙烯酸乙烯酯。