August kekule I was sitting writing at my textbook,but the work did not progress;my thoughts were elsewhere.I turned my chair to the fire,and dozed.Again the atoms were gamboling before my eyes.This time the smaller groups kept modestly in the beckground.My mental eye,rendered more acute by repeated visions of this
August Kekule n I was sitting writing at my textbook,but the work did not progress;my thoughts were elsewhere. I turned my chair to the fire,and dozed.Again the atoms were gamboling before my eyes.This time the smaller groups kept modestly in the beckground.My mental eye,rendered more acute by repeated visions of this
kind,could now distinguish larger structures of manifold conformations;long rows,sometimes more closely fitted together;all twisting and turning in snake- like motion.But look!What was that?One of the snakes had seized hold of its own tail,and the form whirled mockingly before my eyes.As if by a flash of lightning I woke;......I spent the rest of the night working out the consequences of the hypothesis.Let us learn to dream,gentlemen,and then perhaps we shall learn the truth
n kind,could now distinguish larger structures of manifold conformations;long rows,sometimes more closely fitted together;all twisting and turning in snakelike motion.But look!What was that?One of the snakes had seized hold of its own tail,and the form whirled mockingly before my eyes.As if by a flash of lightning I woke;……I spent the rest of the night working out the consequences of the hypothesis. Let us learn to dream,gentlemen,and then perhaps we shall learn the truth
August Kekule ·苯环结构的诞生是有机化 学发展史上的一块里程碑
August Kekule n苯环结构的诞生是有机化 学发展史上的一块里程碑
H H H Br Br H H Br Br H Kekule formula
Kekule formula HH HH HH Br Br Br Br
Dewar formula
Dewar formula