※ [本文轉錄自 NTUCH-93 看板]
作者: ChallengerII (是的 技不如人) 看板: NTUCH-93
標題: 有機三期中考古題
時間: Fri Aug 1 09:50:54 2003
應某人的要求
就把考題Po出來了
不過有些分子結構沒辦法畫
就只好省略了
Organic Chemistry III
First examination, October 25, 2002
1, Give all evidence you know to prove the existence of benzyme intermediate.
2, Briefly discuss addition-elimination reactions you have learned in this
course.
3, Briefly discuss how you would prepare 1-acetyl- and 2-acetylnaphthlene,
respectively.
4, Briefly discuss [2+2] cycloadditions you have learned in this course.
5, Briefly discuss the regioselectivity of 1,3-dipolar cycloadditions in terms
of frontier orbital interaction.
6, Give the mechanism of the following transformations.
(Five)
7, Answer the following questions:
(a) What is the property and the usage of Meldrum's acid (structure)?
(b) What is the "endo rule" for Diels-Alder reaction and how would you
account for it?
--
※ 發信站: 批踢踢實業坊(ptt.csie.ntu.edu.tw)
◆ From: 61.30.64.84
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.113.224.17