Synthesis of 3H-Quinazolin-4-ones and 4H-3,1-Benzoxazin-4-ones via Benzylic Oxidation and Oxidative Dehydrogenation using Potassium Iodide-tert-Butyl Hydroperoxide

2011 ◽  
Vol 353 (2-3) ◽  
pp. 401-410 ◽  
Author(s):  
R. Arun Kumar ◽  
C. Uma Maheswari ◽  
Satheesh Ghantasala ◽  
C. Jyothi ◽  
K. Rajender Reddy
ChemInform ◽  
2010 ◽  
Vol 41 (30) ◽  
pp. no-no
Author(s):  
K. Rajender Reddy ◽  
M. Venkateshwar ◽  
C. Uma Maheswari ◽  
P. Santhosh Kumar

Molecules ◽  
2018 ◽  
Vol 23 (9) ◽  
pp. 2228 ◽  
Author(s):  
Xiang Wu ◽  
Shi-Bao Zhao ◽  
Lang-Lang Zheng ◽  
You-Gui Li

Ru-catalyzed tandem amine oxidative dehydrogenation/formal aza-Diels–Alder reaction for enantio- and diastereoselective synthesis of indoloquinolizidine-2-ones from tetrahydro-β-carbolines and α,β-unsaturated ketones is described. The reaction proceeds via tandem ruthenium-catalyzed amine dehydrogenation using tert-butyl hydroperoxide (TBHP) as the oxidant and a chiral thiourea-catalyzed formal aza-[4 + 2] cycloaddition, providing a step-economical strategy for the synthesis of these valuable heterocyclic products.


ChemInform ◽  
2013 ◽  
Vol 44 (26) ◽  
pp. no-no
Author(s):  
Xiaoqiang Han ◽  
Ziyuan Zhou ◽  
Chuan Wan ◽  
Yumei Xiao ◽  
Zhaohai Qin

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