To illustrate some of the features of the equilibrium phenomenon, let us look at the reaction in which cyclobutene is isomerized to 1.3-butadiene . 為了說明平衡現(xiàn)象,讓我們看一下環(huán)丁烯異構(gòu)成13一丁二烯的反應(yīng)。
Sbs styrene butadiene styrene block copolymer 苯乙烯一丁二一苯乙烯嵌共聚物