For non‐symmetrical alkynes, a slight trend was observed, where more electron‐deficient substrates gave rise to higher regioselectivities ( 10 e vs 10 c and 10 d ).
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Au(I)-, Au(II)-, Au(III)-Fluoride Complexes: Synthesis and Applications in Organic Transformations.
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There was an overall trend in the preference for each reductive elimination route for the halides. 127‐F showed exclusive selectivity for C aryl ‐CF 3 reductive elimination, with decreasing selectivity towards C‐CF 3 and increasingly towards C−X reductive elimination down the group, with 127‐I exclusively forming the C−I reductive elimination product.