羧基的

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ether s.

通过一元羧酸和二乙烯基醚的反应，我们得到了一种新颖的酯缩醛结构分子玻璃。

The effects of sodium starch glycolate as binder onthe disintegration and dissolution of the tablets of SD and Aspirin were inves-tigated compared with those binders such as HPMC,gelatin and starch.

实验考查了羧甲基淀粉钠作为粘合剂对磺胺嘧啶、阿司匹林片剂的崩解和溶出度的影响，并与羟丙基甲基纤维素、明胶和淀粉浆做了比较。

From the reaction mechanism, which involved formation of benzodiazepinium ethoxycarbonylmethylate, the reaction mechanism, which involved formation of benzodiazepinium ethoxycarbonyl- methylate followed by cycloaddition reaction, was tentatively proposed.

通过研究反应过程中分离出的副产物反丁烯酸二乙酯III和4，5-二氢吡唑-3，4，5-三羧酸乙酯IV，初步提出了反应经过乙氧羰基甲基化苯并二氮杂卓翁中间体V再发生环加成反应的机制。

The nitrosation of cyclohexanecarboxylic acid with nitrosyl sulfuric acid is an important industrial process to produce ε-caprolactam.

由环己烷羧酸与亚硝基硫酸的亚硝化反应制取己内酰胺是一个重要的工业反应过程。

The influences of different organic bridging ligands pyrazine,2-pyrazinecarboxylate,4,4′-bipyridine and 1,2-bis(4-pyridyl)ethane on the cobalt vanadate system were explored.

同时还研究了不同的有机桥式配体吡嗪、2-吡嗪羧酸、4，4′-联吡啶和1，2-联(4-吡啶基)乙烷在钴钒体系中的作用。

The authors discuss elemental compositions and properties of SPH - 1 water-base graphite coating with sodium bentonite and carboxy methyl cellulose as thickner and graphite, soapstone powder and silica powder as basic constituents.

本文讨论了以钠基膨润土和羧甲基纤维素钠作为稠化剂，石墨、滑石粉、石英粉并用的SPH-1型水基石墨涂料的基本组成和性能。

The dibutyltin arylcarboxylates not only displayed a good acaricidal activity, but also showed certain fungicidal activity.

1二丁基-锡羧酸酯具有较好的杀螨活性和一定的杀菌活性。

Studies on Acetalization of Litsea Cubeba Oil with Glycol Catalyzed by Dealuminated USY;3. on the esterification and acetalization reactions was discussed.

通过酯化反应和缩醛化反应，考察了含硅二烃基锡二芳香羧酸酯在有机反应中的催化活性，讨论了催化剂用量、反应时间和溶剂等因素对催化反应的影响。

It bas been discovered that the carboxylic ester rare earth salt is superior to the organotin in antidehydrochlorination, and inferior to the organotin in antioxidation through following the tracks of carboxide group and conjugated double bond with the help of infrared spectroscopy and ultraviolet-visible spectroscopy.

借助于红外光谱和紫外／可见光谱，通过跟踪光老化过程中羰基基团和共轭双键的变化，发现羧酸酯稀土的抗脱HCl能力优于有机锡，但抗氧化能力不如有机锡。

It is found that the initial pH,ρ(H_2O_2) and ρFe~(3+ of the solution have significant effects in this photooxidative process. The removal percentage of COD_ is higher under solar irradiation than under UV irradiation. Under the selected conditions, using solar/H_2O_2/ferric oxalate complexes to treat the landfill leach has good efficiency. landfill leach ; ferric oxalate ; photocatalysis

已有的研究表明，Fe3+羧酸盐络合物具有光催化降解有机物的性能[1-3]；当草酸铁络合物体系中存在一定量的H2O2时，在太阳光或紫外光照射下，可发生类Fenton反应产生羟基自由基[4]，而草酸铁络合物可在一定程度上循环利用，使Fe3+和C2O2-4可以重新形成草酸铁络合物：2[Fe(C2O4)n](3-2n)hν2Fe2++(2n-1)C2O42-+2CO2(1)Fe2++H2O2

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。