叙述了丙二酰氧基硼氢化钠的制备及其原位与烯烃的选择性硼氢化反应。
The preparation of sodium malonyloxyborohydride in situ and its selective hydroboration alkene are described.
制备丙烯酰氧基烷基烷氧基硅烷的方法,其提纯方法,在组合物中的稳定化方法及其应用。
Method for preparing acryloyloxy alkoxy silane, purification process thereof, stabilization process in compositions and uses thereof.
本发明涉及一种烷基酰氧基硅烷混合物及其制备方法,属烷基酰氧基硅烷混合物制备技术领域。
The invention relates to an alkyl acyloxy silane mixture and a preparation method thereof, belonging to the technical field of preparation of alkyl acyloxy silane mixture.
以异丙醇为柱前衍生试剂,建立了反相高效液相色谱法间接测定2-乙酰氧基异丁酰溴的新方法。
A rapid reverse high performance liquid chromatography method based on the iso - propyl alcohol as an agent of pre-derivatization is developed for the determination of 2-acetoxyisobutyryl bromide.
值得注意的是, 这种糖片段上有芳环取代的烷酰氧基基团的麦角甾烷型甾体糖苷为真菌中首次报道。
It is worth while to note that the steroidal glycoside possessing an aromatic ring substituted alkanoyl group at its glucose moiety was found for the first time in fungi .
用1%的氢氧化钠水溶液处理带有芳酰氧基的1,3 -丙二酮衍生物可以直接得到A环带有羟基的黄酮化合物。
Treatment of 1, 3-diketones containing benzoyloxy group in 1% aqueous sodium hydroxide can afford directly the corresponding ring-A hydroxylated flavone.
基于仿细胞膜外层结构设计合成的2-甲基丙烯酰氧基乙基磷酰胆碱(MPC)及其聚合物研究已成为一个新热点。
The research on 2-methacryloyloxyethyl phosphorylcholine(MPC) and its polymers by mimicking the structure of cell outer membrane has been a hot topic.
结论3,5 二硝基苯甲酰氧基作为良好的糖端基离去基用于寡糖的合成,具有反应条件温和、收率较高、立体选择性好的特点。
Conclusion The 3, 5-dinitrobenzoyl group was found to be a good leaving group at the anomeric position and O-glucopyranosides and oligosaccharides were stereoselectively synthesized in good yield.
结果表明:乙烯基三乙氧基硅烷可用作硅线石和双马来酰亚胺复合体系的偶联剂。
The results showed that triethoxy vinyl silane can be used as coupling agent of Sa (Sillimanite) and BMI composite.
以二苯醚与苯甲酰氯为原料,合成了一种新型的激光光敏刺——4 -苯氧基二苯甲酮(PBZP)。
A new photoinitiator, 4-phenoxy benzophenone (PBZP), was synthesized and characterized using diphenyl ether and benzoyl chloride as raw material.
本课题以二茂铁为原料,与邻甲氧基苯甲酰氯反应生成邻甲氧基苯甲酰基二茂铁,再与一系列胺反应合成亚胺,最终还原为二茂铁氨基化合物。
The title compounds were obtained by the reduction of the corresponding ferrocenyl imines, which were prepared from ferrocene and o-anisic acid chloride, followed by amination with aromatic amines.
本文以乙磺酰基乙腈和1,1,3,3-四甲氧基丙烷为起始原料,经五步反应合成得到磺酰脲类除草剂玉嘧磺隆。
Sulfonylurea herbicide Rimsulfuron was synthesized by a five-step reaction starting with 2-(ethylsulfonyl)acetonitrile and 1,1,3,3-tetramethoxypropane.
本文以乙磺酰基乙腈和1,1,3,3-四甲氧基丙烷为起始原料,经五步反应合成得到磺酰脲类除草剂玉嘧磺隆。
Sulfonylurea herbicide Rimsulfuron was synthesized by a five-step reaction starting with 2-(ethylsulfonyl)acetonitrile and 1,1,3,3-tetramethoxypropane.
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