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Home > Community > nBuLi and tBuLi can take part in halogen metal exchange OR deprotonate. Is there any way to predict which it favours?
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+ Chemoselectivity
Posted by
Marty Lemish

nBuLi and tBuLi can take part in halogen metal exchange OR deprotonate. Is there any way to predict which it favours?

enter image description here

I have included a synarchive pathway: https://synarchive.com/syn/144 where BuLi favours deprotonation over halogen metal exchange

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