Elemental sulfur mediated 2-substituted benzothiazole formation from 2-aminobenzenethiols and arylacetylenes or styrenes under metal-free conditions

被引:30
作者
Li, Guozheng [1 ]
Jiang, Jingjing [1 ]
Zhang, Feng [1 ,2 ]
Xiao, Fuhong [1 ]
Deng, Guo-Jun [1 ]
机构
[1] Xiangtan Univ, Key Lab Environm Friendly Chem & Applicat, Key Lab Green Organ Synth & Applicat Hunan Prov, Minist Educ,Coll Chem, Xiangtan 411105, Peoples R China
[2] Hunan Agr Univ, Coll Sci, Changsha 410128, Hunan, Peoples R China
基金
中国国家自然科学基金;
关键词
S BOND FORMATION; REDOX CONDENSATION REACTION; CATALYZED DIRECT ARYLATION; TRISULFUR RADICAL-ANION; SOLVENT-FREE CONDITIONS; C-S; CARBOXYLIC-ACIDS; SUBSTITUTED BENZOTHIAZOLES; O-CHLORONITROBENZENES; MICROWAVE IRRADIATION;
D O I
10.1039/c7ob02430d
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An oxidative cyclization of 2-aminothiophenols and arylacetylenes or styrenes for the synthesis of 2-alkyl-benzothiazoles and 2-acylbenzothiazoles has been developed. Elemental sulfur was used as the effective oxidant to give the corresponding product in good yield under metal-free conditions.
引用
收藏
页码:10024 / 10028
页数:5
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