作者bluemagpie (貞心相廷)
看板Chemistry
標題請教有機化學問題
時間Tue May 24 21:03:07 2011
1、which of the following is a meso compound?
(A)trans-1,4-dimethylcyclohexane
(B)cis-1,3- dimethylcyclohexane
(C)trans-1,3- dimethylcyclohexane
(D)cis-1,4-dimethylcyclohexane
(E)trans-1,2- dimethylcyclohexane
答案是 B
那請問A和D為什麼錯呢?
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→ nagisanoff:查清楚定義 就會知道 05/24 21:11
→ bluemagpie:因為不了解所以才想請教 05/25 02:09
→ nagisanoff:meso compounds-->achiral compounds with asymmetric 05/25 02:49
→ nagisanoff:centers. (A)&(D)沒有asymmetric centers 05/25 02:50
推 jasonfghx:你結構有畫出嗎???????????? 05/25 13:07