Facile Synthesis of 2-(Phenylthio)phenols by Copper(I)-Catalyzed Tandem Transformation of C−S Coupling/C−H Functionalization
作者:Runsheng Xu、Jie-Ping Wan、Hui Mao、Yuanjiang Pan
DOI:10.1021/ja107758d
日期:2010.11.10
2-(Phenylthio)phenols were successfully synthesized from simple phenols and aromatic halides by using dimethyl sulfoxide as the oxidant. The transformation was accomplished via tandem copper(I)-catalyzed C-S coupling/C-H functionalization employing the CuI/L [L = (E)-3-(dimethylamino)-1-(2-hydroxyphenyl)prop-2-en-1-one] catalyst system. The mechanism of the reaction was elucidated based on an isotope
The convenient synthesis and reaction of 2-(arylthio)phenols under ligand-free conditions: arylthioquinone preparation through cascade C–H functionalization and oxidation from arylthiols and aryl iodides
作者:Dawei Wang、Xiaoli Yu、Likui Wang、Wei Yao、Zhaojun Xu、Huida Wan
DOI:10.1016/j.tetlet.2016.10.028
日期:2016.11
A convenient and simple method for copper-catalyzed synthesis of 2-(arylthio)phenols through C–H functionalization of arylthiols and aryl iodides was developed under ligand-free conditions without nitrogen protection. In addition, arylthioquinone derivatives were very easily prepared for one more step of oxidation with moderate to good yields. This provide an alternative and efficient way to 2-(arylthio)phenols
Metal–organic frameworks of Cu2(TPTC)-catalyzed cascade C–S coupling/Csp2–H hydroxylation reaction
作者:An-Qi Tian、Shan Liu、Zhi-Lin Ren、Long Wang、Dong-Sheng Li
DOI:10.1007/s13738-020-01860-y
日期:2020.6
disulfide-directed Csp2–H hydroxylation cascade reaction strategy catalyzed by Cu2(TPTC), a metal–organic framework material with binuclear Cu(II) paddlewheel nodes. In the strategy, Cu2(TPTC) MOF can effectively catalyze the coupling reaction of disulfide and arylboronicacid, and realize the disulfide-directed Csp2–H hydroxylation reaction. This reaction proceeded well under Cu2(TPTC) MOF catalyst with good yields
Copper‐Catalyzed Reaction Cascade of Thiophenol Hydroxylation and S‐Arylation through Disulfide‐Directed C−H Activation
作者:Dawei Wang、Xin Yu、Wei Yao、Wenkang Hu、Chenyang Ge、Xiaodong Shi
DOI:10.1002/chem.201600597
日期:2016.4.11
Copper‐catalyzed thiophenol C−Hactivation is described. Through an initial attempt to conduct C‐arylation with arylboronic acid, a rather surprising sequential C−Hactivation and S‐arylation was discovered. Mechanistic investigation revealed the disulfide intermediate as the key component in directing C−Hoxidation. The overall reaction proceeded under mild conditions with molecular oxygen as the