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SnCl4-Catalyzed Reaction of o-Benzoquinones and Aryl Acetylenes:  An Unprecedented One-Pot Synthesis of Tropone Derivatives

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posted on 2002-09-14, 00:00 authored by Vijay Nair, D. Sethumadhavan, Smitha M. Nair, Nigam P. Rath, Guenter K. Eigendorf
Highly substituted tropone derivatives were obtained as a result of SnCl4-catalyzed cycloaddition of 3-methoxy-substituted o-benzoquinones with aryl acetylenes and subsequent rearrangement of the adducts with concomitant decarbonylation.

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