Fig. 6: Mechanistic experiments. | Nature Communications

Fig. 6: Mechanistic experiments.

From: Ni-catalyzed hydroarylation of alkynes with unactivated β-C(sp2)−H bonds

Fig. 6: Mechanistic experiments.The alternative text for this image may have been generated using AI.

a Deuterium-labeling experiment, showing that C4−D was completely transferred to the alkene of the product. b Kinetic isotopic effect determination: a significant KIE for C4−H bond suggests that the activation of C4−H bond could be a rate-determining step. c Proposed mechanism.

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