常見例句Conclution: Diester aconitum alkaloid can be changed to ... 在控制條件下,苯甲酰烏頭原堿為主要水解產(chǎn)物。The tetraether lipids do form a membrane-spanning monolayer.Diethers and diesters do form a bilayer. 分子表面的4個(gè)極性環(huán)狀結(jié)構(gòu)呈伸展?fàn)顟B(tài);The paper discusses the preparation of stearic bicine diester for sizing agent and its application in paper-making. 論述了雙硬脂酰取代甘氨酸酯施膠劑的制備及其在造紙中的應(yīng)用。Catalytic systems with diesters, diethers, diketones and diol esters as the internal electronic donors are newly emerging Ziegler-Natta systems. 其中,以二醚類、二酮類和二醇酯類化合物為內(nèi)給電子體的催化體系是近年發(fā)展起來的新型齊格勒-納塔催化劑體系。Catalytic systems with diesters,diethers,diketones and diol esters as the internal electronic donors are newly emerging Ziegler-Natta systems. 其中,以二醚類、二酮類和二醇酯類化合物為內(nèi)給電子體的催化體系是近年發(fā)展起來的新型齊格勒-納塔催化劑體系。A series of new ferrocenyl -1,1' - diesters 1-8 wereprepared from the reaction of 1, 1' - bis(chlorocarbonyl) ferrocene with p - alkylphenol. 由雙取代二茂鐵甲酰氯與烷基酚反應(yīng),合成了具有新型鏈狀結(jié)構(gòu)的八個(gè)二茂鐵雙取代衍生物。 返回 diesters