Pyrazole‐1‐carbothioamide as a Potent Precursor for Synthesis of Some New N ‐heterocycles of Potential Biological Activity

2018 ◽  
Vol 56 (1) ◽  
pp. 18-31 ◽  
Author(s):  
Islam H. El Azab ◽  
Ola A. Abu Ali ◽  
Aishah H. El‐Zahrani ◽  
Adil A. Gobouri ◽  
Tariq A. Altalhi
Molecules ◽  
2021 ◽  
Vol 26 (9) ◽  
pp. 2511
Author(s):  
Petra R. Varga ◽  
György Keglevich

The Kabachnik–Fields reaction, comprising the condensation of an amine, oxo compound and a P-reagent (generally a >P(O)H species or trialkyl phosphite), still attracts interest due to the challenging synthetic procedures and the potential biological activity of the resulting α-aminophosphonic derivatives. Following the success of the first part (Molecules 2012, 17, 12821), here we summarize the synthetic developments in this field accumulated in the last decade. The procedures compiled include catalytic accomplishments as well as catalyst-free and/or solvent-free “greener” protocols. The products embrace α-aminophosphonates, α-aminophosphinates, and α-aminophosphine oxides along with different bis derivatives from the double phospha-Mannich approach. The newer developments of the aza-Pudovik reactions are also included.


2008 ◽  
Vol 183 (6) ◽  
pp. 1323-1343 ◽  
Author(s):  
E. M. Keshk ◽  
S. I. El-Desoky ◽  
M. A. A. Hammouda ◽  
A. H. Abdel-Rahman ◽  
A. G. Hegazi

Author(s):  
Kirill Popov ◽  
Tatyana Volovnenko ◽  
Julian Volovenko

The reactions of benzo[e][2,1]thiazine-4-chloro-3-carbaldehydes 1 and benzo[e][2,1]thiazine-4-chloro-3-carbonitriles 2 with a number of oxidizing and reducing agents are reported. A number of new, highly functionalized benzo[e][2,1]thiazine derivatives having potential biological activity were synthesized and described.


2012 ◽  
Vol 5 (2) ◽  
pp. 127-130 ◽  
Author(s):  
Beomgi Lee ◽  
Seongsim Kim ◽  
Jaeyoung Park ◽  
Hyeonsook Cheong ◽  
Ji Eun Noh ◽  
...  

1999 ◽  
Vol 5 (6) ◽  
Author(s):  
loan Cristea ◽  
Mariana M. Popovici ◽  
Maria T. Mendel ◽  
loan Silaghi-Dumitrescu ◽  
Erika Kozma

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