In addition, a new vicinal diol with potential practical value was prepared by asymmetric pinacol coupling reaction under the inducement of substrate.

另外韩国午夜理伦三级20202，利用底物誘導(dǎo)的不對(duì)稱Pinacol偶聯(lián)反應(yīng)合成了具有潛在實(shí)用價(jià)值的新的手性鄰二醇。

Pinacol reductive coupling reaction of aldehyde and ketone is one of the most important methods in forming C-C bond, which may also produce vicinal diol as valuable intermediate compound applied in the synthesise of natrual products.

醛酮的Pinacol還原偶聯(lián)反應(yīng)是合成C—C鍵的重要方法之一激情性欧美图片小说，同時(shí)合成的鄰二醇類化合物是重要的有機(jī)合成中間體免费。色婬，已被應(yīng)用于許多含有鄰二醇結(jié)構(gòu)的復(fù)雜天然化合物總合成中。

The effects of CO2 initial pressure and temperature on the kinetics of pinacol rearrangement were studied.

實(shí)驗(yàn)結(jié)果表明：CO2的引入可以提高高溫液態(tài)水中頻那醇重排反應(yīng)的速度及產(chǎn)物頻那酮的收率日韩精品毛色视频在线观看。

And we have researched the pinacol coupling reactions in sunlight and ultrasound irradiation.

論文綜述了片吶醇偶聯(lián)反應(yīng)的進(jìn)展美女操逼视频污网站，在光照或超聲輻射下進(jìn)行了片吶醇的合成，全文共分為四章国模视频在线。

New methods for asymmetric synthesis of pinacol are reviewed, the catalytic effects and stereo- selectivity with various catalytic systems are discussed in this paper.

綜述了近年來不同催化體系的不對(duì)稱合成吶醇的方法亚洲,欧洲,乱伦，并總結(jié)了不同的催化效率和對(duì)映選擇性的差異

pinacol：頻哪醇

pimelic acid 庚二酸 | pinacol 頻哪醇 | pinane 蒎烷

Pinacol rearrangement：頻哪醇重排

由于碳正離子重排在有機(jī)化學(xué)中是常見的反應(yīng)形式,如SN1,,草草影院欧美视频、E1全网男人的天堂网站、烯的親電加成(加HX等)、Friedel-Crafts烷基化91精品国产91热久久久久福利、醇脫水以及頻哪醇重排(Pinacol rearrangement)等等均涉及到該問題, 教材內(nèi)容的模糊給學(xué)生學(xué)習(xí)帶來不小的困難.

Pinacol rearrangement：嚬哪醇重排

霍夫曼重排 hofmann rearrangement | 嚬哪醇重排 pinacol rearrangement | 弗里茨重排 fries rearrangement

pinacol coupling：片吶醇偶聯(lián)

耦合反應(yīng):Coupling process | 片吶醇偶聯(lián):pinacol coupling | 耗散結(jié)構(gòu):coupling relation