酰胺化

Photoreactions of 8 with 15-19, on the other hand, furnished the corresponding [2+2] cyclobutane products and the annulation products together.

二氯马来酰亚胺（8）与15—19的光化反应中则分别得到相应[2+2]的环丁烷产物和增环产物，在与19的反应中，还得到由环丁烷产物脱氯化氢后得到的环丁烯开环的二烯产物。

Compared with aurum, palladium and platinum as seeds, Silver is much cheaper and lower pollutional and can also activate electroless plating, although it is still rarely investigated.

我们采用激光诱导化学镀技术在聚酰亚(来源：ABC论文1313网www.abclunwen.com)胺薄膜表面上用四种方法选择性沉积金属银作为活化种，然后进行化学镀从而在聚酰亚胺表面上沉积上图形化的铜镀层。

Methods GAMP was activated with cyanogen bromide and combined with 1, 6-adipic acid dihydrazide. The prepared polysaccharide derivative GAMP-ADH was coupled to recombinant protein Pep10 with N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride.

GAMP经溴化氰活化后，共价接合己二酰肼手臂，在碳二亚胺催化下与重组蛋白Pep10偶联，制备结合物GAMP-ADH-Pep10。

Methomyl, fipronil, tebufenozide and imidacloprid resulted in slow photodecomposition of rotenone in aqueous solution revealing a photo-extinction effect, chlorpyrifos, ethiofencarb, cypermethrin and tetramethrin made the photolysis of rotenone in aqueous solution fast showing an obvious photosensitized effect.

室内条件下研究了鱼藤酮水溶液存在不同杀虫剂时，鱼藤酮的紫外光降解，结果表明：灭多威、氟虫腈、虫酰肼和吡虫啉使鱼藤酮在水溶液中的光解速率下降，表现出明显的光猝灭降解效应；毒死蜱、杀虫单、氯氰菊酯和胺菊酯使鱼藤酮在水溶液中的光解速率加快，表现出光敏化降解效应。

Benzyloxy benzoyldimethylsulfoxide was prepared by the reaction of ethyl 4-benzyloxybenzoate and dimethyl sulfoxide in the presence of sodium hydride, followed by Pummerer reaction with concentrated hydrochloric acid to afford eo-hydroxy-co-thio-methyl-(4/-benzyloxy) acetophenone, which reacted with urea, thiosemicarbazide, semicarbazide hydrochloride and o-phenylenediamine to give imidazolidine-2,4-dione, l,2,4-triazine-3- one and quinoxaline derivatives, respectively.

本文用4-苄氧基苯甲酸乙酯和二甲亚砜为原料，在氢化钠存在下反应，合成了(4′-苄氧基)-苯甲酰基-二甲亚砜。研究了该亚砜在浓盐酸的存在下发生的Pummerer重排反应，用重排产物ω-羟基-ω-甲硫基-(4′-苄氧基)-苯乙酮分别与尿素、氨基脲、氨基硫脲和邻苯二胺反应合成了2，4-咪唑啉-二酮、1，2，4-三嗪-3-酮、喹喔啉等含氮杂环化合物。

Monochloroethylene carbonate is prepared by chlorination of ethylene carbonate with sulfuryl chioride ,a solution of monochloroethylene carbonate in ethylene carbonate is reacted with triethylamine to give vinylene carbonate.A parameter design method was applied to select the optimum synthesis conditions.63.3％ and 78％ yields superior to the conventional for monochloroethylene carbonate and vinylene carbonate were obtained respectively,and the process was also simplified .

以碳酸乙烯酯为原料，用磺酰氯作为氯化剂生成一氯代碳酸乙烯酯，三乙胺为脱卤化剂在碳酸乙烯酯溶剂中合成碳酸亚乙烯酯，对一氯代碳酸乙烯酯和碳酸亚乙烯酯制备的工艺参数进行优化，收率分别达到63.3％和78％，均超过了传统方法，且简化了工艺，缩短了反应时间，易于工业化生产。

A method for separation and determination of amino acids using pre column derivatization with 6 aminoquinoline N hydroxysuccinimido carbamate AccQ.

对Waters公司采用 6 氨基喹啉 N 羟基琥珀酰亚胺基氨基甲酸酯柱前衍生化测定氨基酸的方法进行了改进。

The conditions for HPLC to detect endogenous polyamines were optimized, that is, benzoylation for 30min at 37℃, detection wave length at 230nm, elution speed at 0.7ml·min〓 Using the above method, endogenous polyamines of calli in Citrus were analyzed.

优化了植物多胺的HPLC测定条件，确定在37℃苯甲酰化反应30min，检测波长230nm，流速0.7ml·min〓效果最佳。

It pointed that along with the development of the automobile industry,more regulations related to energy economy and environment protection coming into being and the increase of execution strength of those regulations,the environment-friendly and energy-saving boracic lubricating oil additives etc.will be widely used.Particularly,the market potential of bononized succinimide is huge.

指出随着中国汽车工业的发展，环保、节能法规的不断出台与执行力度的加大，含硼等环保、节能型润滑油添加剂将得到广泛的使用，其中硼化丁二酰亚胺市场潜力巨大。

Tar-acenaphthene was used as starting material which was converted to 4,5-dibromo-1,8-naphthalimide through bromination, oxidation, condensation, and other steps.

以焦油苊为原料经溴化，氧化，缩合，等步骤合成了4，5-二溴取代-1，8-萘酰亚胺。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。