Rh(III)-catalyzed sequential spiroannulation/lactonization of 3-aryl N sulfonyl ketimines with 4 hydroxy-2-alkynoates by C–H bond activation

Prashanth S,Ajay Chidrawar, Kommu Nagesh,Sridhar Balasubramanian, Venkata Subba Reddy Basireddy

New Journal of Chemistry（2024）

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摘要

A sequential Rhodium(III)-catalyzed spiroannulation and lactonization strategy has been developed for the synthesis of a highly rigid spirobenzosultam lactones in good yields with high regioselectivity by means of aromatic ortho-C-H...

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