A convenient one-pot synthesis of 2-substituted benzimidazoles

被引:204
|
作者
Trivedi, R [1 ]
De, SK [1 ]
Gibbs, RA [1 ]
机构
[1] Purdue Univ, Sch Pharm, Dept Med Chem & Mol Pharmacol, Purdue Canc Ctr, W Lafayette, IN 47907 USA
关键词
benzimidazole; o-phenylenediamine; aldehydes; indium(III) triflate;
D O I
10.1016/j.molcata.2005.09.025
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
2-Substituted benzimidazoles have been synthesized in excellent yields in a single pot under solvent-free conditions from o-phenylenediamine and aldehydes in the presence of a catalytic amount of In(OTf)(3) at room temperature. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:8 / 11
页数:4
相关论文
共 50 条
  • [21] BF3•Et2O promoted one-pot expeditious and convenient synthesis of 2-substituted benzimidazoles and 3,1,5-benzoxadiazepines
    Tandon, VK
    Kumar, M
    [J]. TETRAHEDRON LETTERS, 2004, 45 (21) : 4185 - 4187
  • [22] An ionic liquid mediated one-pot synthesis of substituted thiazolidinones and benzimidazoles
    Yadav, Ashok K.
    Kumar, Manoj
    Yadav, Tripti
    Jain, Renuka
    [J]. TETRAHEDRON LETTERS, 2009, 50 (35) : 5031 - 5034
  • [23] Rapid one-pot preparation of 2-substituted benzimidazoles from 2-nitroanilines using microwave conditions
    VanVliet, DS
    Gillespie, P
    Scicinski, JJ
    [J]. TETRAHEDRON LETTERS, 2005, 46 (39) : 6741 - 6743
  • [24] Metal-free selective synthesis of 2-substituted benzimidazoles catalyzed by Bronsted acidic ionic liquid: Convenient access to one-pot synthesis of N-alkylated 1,2-disubstituted benzimidazoles
    Senapak, Warapong
    Saeeng, Rungnapha
    Jaratjaroonphong, Jaray
    Promarak, Vinich
    Sirion, Uthaiwan
    [J]. TETRAHEDRON, 2019, 75 (26) : 3543 - 3552
  • [25] THE CONVENIENT AND ONE-POT SYNTHESIS OF N-SUBSTITUTED CARBAZOLES
    KASHIMA, C
    HIBI, S
    MARUYAMA, T
    OMOTE, Y
    [J]. TETRAHEDRON LETTERS, 1986, 27 (19) : 2131 - 2134
  • [26] An efficient and one-pot reductive cyclization for synthesis of 2-substituted benzimidazoles from o-nitroaniline under microwave conditions
    Naeimi, Hossein
    Alishahi, Nasrin
    [J]. JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, 2014, 20 (04) : 2543 - 2547
  • [27] A Mild and Efficient one-pot Synthesis of 2-substituted Benzimidazoles through a New Surfactant-modified Moroccan Clay Catalyst
    Azzallou, Rachid
    Mamouni, Rachid
    Riadi, Yassine
    El Haddad, Mohammadine
    El Mouzdahir, Yassine
    Mahboub, Rabii
    Elmchaouri, Abdellah
    Lazar, Said
    Guillaumet, Gerald
    [J]. REVISTA DE CHIMIE, 2010, 61 (12): : 1155 - 1157
  • [28] One-pot Synthesis of 2-Substituted Benzoxazoles Promoted by Copper Acetate Monohydrate
    Chen, Guo-Feng
    Shen, Hai-Dong
    Zhang, Li-Yan
    Li, Hong-Yang
    Lan, Rui-Jia
    Chen, Bao-Hua
    Li, Ji-Tai
    Hu, Qing-Hui
    [J]. LETTERS IN ORGANIC CHEMISTRY, 2014, 11 (03) : 180 - 187
  • [29] One-Pot Synthesis of 2-Substituted Benzoxazoles Directly from Carboxylic Acids
    Kumar, Dinesh
    Rudrawar, Santosh
    Chakraborti, Asit K.
    [J]. AUSTRALIAN JOURNAL OF CHEMISTRY, 2008, 61 (11) : 881 - 887
  • [30] A ONE-POT SYNTHESIS OF 2-SUBSTITUTED 2,4,5,6-TETRAHYDROCYCLOPENTAPYRAZOLES
    AUBERT, T
    TABYAOUI, B
    FARNIER, M
    GUILARD, R
    [J]. SYNTHESIS-STUTTGART, 1988, (09): : 742 - 743