Question
(i) Disimylborane
Answer :
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Disiamylborane is a dialkylborane commonly used in organic synthesis as a selective hydroborating agent. It is derived from the reaction of borane (BH₃) with two equivalents of 2-methyl-2-butyl groups, resulting in a bulky structure that provides high regioselectivity in reactions. Due to its steric hindrance, disiamylborane selectively
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