Xue Chen, Shi-Jie Fang, Quan Zhou, Wei Huang, Qiu-Lan Liu, Lei Wang
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Abstract
Herein, N-N bond cleavage of sulfonylhydrazides was observed and applied in the synthesis of N-sulfonated quinolin-2-(1H)-one-3-carboxamides. More than 30 examples were forged in 52%-97% yields. Further transformation delivered a 3,4-dihydro-quinolin-2(1H)-one derivative.
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