24. Which of the following reducing agents can cause the formation of cis-2-butene as a major product of the reaction shown below?
(A) H2/Lindlar's Catalyst
(B) Na/NH3
(C) Li/NH3
(D) 1. LiAlH4 / 2. H3O+
(E) 1. NaBH4 / 2. H3O+

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核心觀念:炔類的立體選擇性還原 這題在測...
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