One-pot synthesis of 3,5-disubstituted 1,2,4-thiadiazoles from nitriles and thioamides via I2-mediated oxidative formation of an N–S bond

2017 ◽  
Vol 15 (39) ◽  
pp. 8410-8417 ◽  
Author(s):  
Ling Chai ◽  
Yuanqing Xu ◽  
Tao Ding ◽  
Xiaomin Fang ◽  
Wenkai Zhang ◽  
...  

The one-pot reaction includes sequential intermolecular addition of thioamides to nitriles, and intramolecular oxidative coupling of N–H and S–H bonds mediated by molecular iodine.

RSC Advances ◽  
2016 ◽  
Vol 6 (77) ◽  
pp. 73906-73914 ◽  
Author(s):  
Sandip Mandal ◽  
Sudip Maity ◽  
Sujan Saha ◽  
Biplab Banerjee

Mesoporous silica (SBA-15) encapsulated TiO2 nanoreactor used as support for MnOx and it (MnOx/TiO2@SBA-15) acts as catalyst for the one-pot synthesis of imine by oxidative coupling between benzyl alcohol & aniline in the presence of atmospheric air.


2020 ◽  
Vol 24 (20) ◽  
pp. 2341-2355
Author(s):  
Thaipparambil Aneeja ◽  
Sankaran Radhika ◽  
Mohan Neetha ◽  
Gopinathan Anilkumar

One-pot syntheses are a simple, efficient and easy methodology, which are widely used for the synthesis of organic compounds. Imidazoline is a valuable heterocyclic moiety used as a synthetic intermediate, chiral auxiliary, chiral catalyst and a ligand for asymmetric catalysis. Imidazole is a fundamental unit of biomolecules that can be easily prepared from imidazolines. The one-pot method is an impressive approach to synthesize organic compounds as it minimizes the reaction time, separation procedures, and ecological impact. Many significant one-pot methods such as N-bromosuccinimide mediated reaction, ring-opening of tetrahydrofuran, triflic anhydrate mediated reaction, etc. were reported for imidazoline synthesis. This review describes an overview of the one-pot synthesis of imidazolines and covers literature up to 2020.


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