常見例句In aprotic solvents magnesium effects pinacol reductive coupling of aldehydes and ketones. 在非質子性溶劑,鎂對頻納醇與醛和酮的還原耦合反應也有一定效果。In this paper,author introduces a method of synthesizing the pinacol by electroreduction with acetone. 介紹用丙酮電解還原合成頻那醇的方法。Progress in pinacol coupling of aldehydes and ketones using low valent titanium is reviewed in recent years. 文章綜述近幾年來由低價鈦還原偶聯(lián)醛酮合成片吶醇的進展。New methods for asymmetric synthesis of pinacol are reviewed, the catalytic effects and stereo-selectivity with various catalytic systems are discussed in this paper. 摘要綜述了近年來不同催化體系的不對稱合成(口片)吶醇的方法,并總結了不同的催化效率和對映選擇性的差異。In addition, it was found that the presence of protic agent such as water would lead to the increase of pinacol byproducts. 反應系統(tǒng)中質子劑(水)的存在將導致副產(chǎn)物頻哪醇的生成。An environmentally benign method to accelerate the pinacol rearrangement in high temperature liquid water by the addition of CO2 was proposed. 引言頻那醇重排反應是合成醛、酮的基本方法之一。 返回 pinacols