Sulfonylation of Benzylic C−H Bonds through the Reaction of Aryl(<i>o</i>
-tolyl)methanones with Sulfonyl Hydrazides or Sulfonyl Chlorides
作者:Xinxing Gong、Jiahao Chen、Xiaofang Li、Wenlin Xie、Jie Wu
DOI:10.1002/asia.201800591
日期:2018.9.4
aryl(o‐tolyl)methanones with arylsulfonyl hydrazides or arylsulfonyl chlorides has been developed. Arylsulfonyl hydrazides and arylsulfonyl chlorides were employed as sulfonylating reagents respectively to complete this transformation. During the reaction, enols were generated in situ from aryl(o‐tolyl)methanones under UV irradiation, and subsequently reacted with sulfonyl radicals to provide a range of aryl(2
已开发出芳基(邻甲苯基)甲烷与芳基磺酰肼或芳基磺酰氯进行苄基CH键的磺酰化反应。芳基磺酰肼和芳基磺酰氯分别用作磺酰化试剂以完成该转化。在反应过程中,在紫外线照射下由芳基(邻甲苯基)甲烷酮原位生成烯醇,然后与磺酰基自由基反应以提供一定范围的芳基(2-(芳基磺酰基甲基)芳基)甲烷酮。