作者okeydoke (風吹來的沙)
看板Chemistry
標題【問題】有機化學芳香化合物
時間Tue May 1 10:17:47 2007
undesired plysubstituion of an aromatic nucleus is most likely to be
encountered in the case of
a)Friedel-Crafts alkylation
b)Friedel-Crafts acylation
c)Nitration
d)Chlorination
a nitro group in a bencene ring will
a)activate the ortho position toward electrophilic substitubion
b)activate a ortho benzylic hydrogen atom toward abstraction by a base
c)activate a meta benzylic hydrogen atom toward abstraction by a base
第一題不知道為什麼
第二題完全看不懂在說什麼耶 >"<
請問有人可以解釋給我嗎？ 謝謝
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