Fe(III)/l-Valine-Catalyzed One-Pot Synthesis of N-Sulfinyl- and N-Sulfonylimines via Oxidative Cascade Reaction of Alcohols with Sulfinamides or Sulfonamides
Guofu Zhang, Yunzhe Xing, Shengjun Xu, Chengrong Ding*, Shang Shan*
*College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, P. R. of China, Email: dingcrzjut.edu.cn, shans2001163.com
G. Zhang, Y. Xing, S. Xu, C. Ring, S. Shan, Synlett, 2018, 29, 1232-1238.
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The combination of Fe(III), l-valine, and 4-OH-TEMPO catalyzes an oxidation of alcohols followed by condensation with sulfinamide or sulfonamide in one pot to provide N-sulfinyl- and N-sulfonyl imines under mild conditions in very good yields.
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N-sulfinyl imines, N-sulfonyl imines, oxygen, TEMPO