naming

2006-12-31 4:09 am
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呢個係2-chlro-4,4methylpentane
定係4-chlro-2,2methylpentane?
explain

回答 (1)

2006-12-31 5:33 am
✔ 最佳答案

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As halogen (chloro-) group has higher priority than methyl- group in IUPAC nomenclature, smaller number should be assigned to chloro- group. Total number principle should be applied to same order in IUPAC nomenclature and overruled in this case.
The name should be: 2-chloro-4,4-dimethylpentane


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