查询词典 iodine pentoxide

Therefore we added three candidate antiseptics-sodium hypochlorite solution, propolis, and povidone-iodine solution-to the treatment strategies and compared in vitro the antibiotic activities against Pseudomonas aeruginosa. We intended to know whether the antiseptics used in the past were effective and meanwhile exploring new potential antiseptics for the treatment of dermatophytosis complex.

为了解这些过去使用的杀菌剂是否有效，并同时探索有效的新杀菌剂来治疗复杂性足癣霉菌病，我们又加入了三种杀菌剂－次氯酸钠溶液、蜂胶，和普维酮－碘(povidone-iodine)溶液－来比较它们对绿脓杆菌的体外抗菌活性。

Objective To prepare iodine microspheres with blank cross-linked dextrin microspheres, which could be used as dressing for chronic wounds with exudation.

目的 用空白交联糊精微球作为载体制备交联糊精－碘微球，作为敷料用于慢性有渗出物伤口的治疗。

The influence of each condition on the reaction speed and yield was studied, and the optimal conditions were: the ratio of the amount of substance of aromatic amine and heptafluoro-isopropyl iodine was 1:1.1~1.5, the amount of substance of sodium dithionite, sodium bicarbonate, aniline compounds were respectively 1.1~1.3, the amount of substance of phase transfer catalyst TBAB and aniline compounds was 0.05~0.1, the concentration of aniline compound was 0.5~1.0 mol/L, reaction temperature was 10~20 ℃, and the solvent was aether.

最佳结果为：芳胺与七氟异丙基碘的物质的量比1：1.1~1.5，连二亚硫酸钠、碳酸氢钠与苯胺的物质的量分别为1.1~1.3，相转移催化剂四丁基溴化铵与苯胺的物质的量比在0.05~0.1，溶剂总用量使苯胺浓度在0.5~1.0 mol/L；反应温度10~20℃；溶剂采用乙醚。取代基供电子性越强，反应时间越短，产率越高；氨基的对位优先反应，氨基的邻位较难发生反应；且七氟异丙基总是优先取代在芳环电子云密度较高的位置上。

A compound of iodine with a more electropositive element or group.

碘化物碘与带更多''。'正电'。''的元素或原子团生成的化合物

A compound of iodine with a more electropositive element or group.an iodide that is used in photography, in seeding clouds to make rain, and in medicine.

都含有溴化物，溴化物和碘化物含有极相似的分子结构，如果我们每天不停吃精。。。

The expert thinks, corpus luteum of the leaf before iodine can stimulate hypophysis makes element, promote ovarian and follicular corpus luteum to change, make level of the estrogen inside human body is reduced thereby, restore ovarian normal function, correct endocrinopathy, eliminate the hidden danger of mammary gland hyperplasia.

专家认为，碘可以刺激垂体前叶黄体生成素，促进卵巢滤泡黄体化，从而使人体内雌激素水平降低，恢复卵巢的正常机能，纠正内分泌失调，消除乳腺增生的隐患。

The influence of the loading of iodine, reaction solvent, the structure of imine and enol ethers was studied.

详细考察了碘的用量、反应溶剂、亚胺和烯醇醚的结构对反应的影响。

Iodine was found to be an efficient catalyst for the imino Diels-Alder reaction of N -arylimine with enol ethers to provide tetrahydroquinolines in good yields.

发现碘能够有效地催化N－芳基亚胺和烯醇醚之间的亚胺Diels-Alder反应，以较高的产率得到四氢喹啉衍生物。

One pot synthesis of tetrahydroquinolines from aldehyde, aniline and enol ethers catalyzed by iodine was also applicable and provided tetrahydroquinolines in comparable yields.

在碘的催化下，从醛、苯胺和烯醇醚出发"一锅"合成了四氢喹啉衍生物，反应的产率与使用预制的亚胺进行的反应基本相同。

In addition, ioding was found to be an efficient catalyst for the imino Diels-Alder reaction of N-arylimine and enol ethers and the reaction provided tertrahydroqinolines in good yields. One pot synthesis of tetrahydroqinolines from aldehyde, aniline and enol ethers was also achieved using iodine as the catalyst. The chemical yield of the"one pot"reaction was comparable with that obtained using preformed N-arylimine.

此外我们也发现碘能够有效地催化N-芳基亚胺与烯醇醚的Diels-Alder反应，以很高的化学收率得到了四氢喹啉衍生物，并且发现碘也能够直接催化芳香醛、苯胺、烯醇醚的三组分"一锅"反应，获得的化学产率与使用预制的N-芳基亚胺相当。

London based fashion photographer Matt Irwin might be is the next big thing in fashion photography.

总部位于伦敦的时装摄影师马特欧文可能会是下一件大事的时装摄影。

Based on IMC system,the response would be better if the model matched more satisfactorily.

由于系统基于内模控制设计，故模型匹配度越高，系统响应越好。