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乙酸铂(II)
Quick Facts 乙酸铂(II), 识别 ...
Wikiwand
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首先以关环反应的性质作为描述:
比如,下图中右边的反应便可称为5-exo-trig。虽然左边的5-endo-trig反应看上去更合理,但Baldwin规则中该反应却是禁阻的: Baldwin发现,由于不同类型反应的分子轨道重叠不同,因而特定组合的闭环反应具有相应的禁阻和允许性质,一般的规律见右表: 需要注意的是 ...
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