Three-component condensation of 4-aminoisothiazole derivatives with aldehydes and Meldrum’s acid. Synthesis of 6,7-dihydro-4H-isothiazolo[4,5-b]pyridin-5-ones

2009 ◽  
Vol 58 (7) ◽  
pp. 1538-1541 ◽  
Author(s):  
B. V. Lichitsky ◽  
A. N. Komogortsev ◽  
R. M. Belyi ◽  
A. A. Dudinov ◽  
M. M. Krayushkin
2003 ◽  
Vol 68 (19) ◽  
pp. 7455-7459 ◽  
Author(s):  
Chad A. Snyder ◽  
John P. Selegue ◽  
Eniolami Dosunmu ◽  
Nathan C. Tice ◽  
Sean Parkin

2019 ◽  
Vol 55 (9) ◽  
pp. 851-855 ◽  
Author(s):  
Constantine S. Krylov ◽  
Andrey N. Komogortsev ◽  
Boris V. Lichitsky ◽  
Artem N. Fakhrutdinov ◽  
Arkady А. Dudinov ◽  
...  

2017 ◽  
Vol 41 (4) ◽  
pp. 250-252 ◽  
Author(s):  
Hossein Mehrabi ◽  
Faezeh Najafian-Ashrafi ◽  
Reza Ranjbar-Karimi

An efficient and simple method for the synthesis of 1-aryl-1,2-dihydro-benzo[f]chromen-3-ones via a one-pot three-component reaction of β-naphthol, arylaldehydes and Meldrum's acid with Et3N as a base in CH3CN under reflux is reported. All the products were obtained in good to excellent yields and their structures were established from their spectroscopic data.


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