Oxygen mediated highly efficient cobalt(ii) porphyrin-catalyzed reduction of functional chromones: experimental and computational studies

2019 ◽  
Vol 43 (13) ◽  
pp. 5228-5238 ◽  
Author(s):  
Poonam Poonam ◽  
Pratibha Kumari ◽  
Maria Grishina ◽  
Vladimir Potemkin ◽  
Abhishek Verma ◽  
...  

The highly efficient oxygen mediated reduction of functional chromones with sodium borohydride (NaBH4) catalyzed by cobalt(ii) porphyrins afforded biologically active chroman-4-ols as the reduction products in 80–98% yields.

2018 ◽  
Author(s):  
Honggui Lv ◽  
Li-Jun Xiao ◽  
Dongbing Zhao ◽  
Qi-Lin Zhou

Herein, we realized the first linear-selective hydroarylation of unactivated alkenes and styrenes with organoboronic acids by introducing directing groupon alkenes. Our method is highly efficient and scalable, and provides a modular route to assemble structurally diverse alkylarenes, especially for γ-aryl butyric acid derivatives, which have been widely utilized as chemical feedstocks to access multiple marketed drugs, and biologically active compounds.<br>


2021 ◽  
Vol 28 (12) ◽  
pp. 1976-1982
Author(s):  
Juan Wang ◽  
Li-jun Yang ◽  
Xiao-chong Zhao ◽  
Pan Yang ◽  
Wei Cao ◽  
...  

ChemCatChem ◽  
2019 ◽  
Vol 11 (6) ◽  
pp. 1643-1649 ◽  
Author(s):  
Chun Luo ◽  
Fangyu Fu ◽  
Xiaojiao Yang ◽  
Jianyu Wei ◽  
Changlong Wang ◽  
...  

2019 ◽  
Vol 1 (12) ◽  
pp. 4665-4668 ◽  
Author(s):  
Nathaniel E. Larm ◽  
Jason A. Thon ◽  
Yahor Vazmitsel ◽  
Jerry L. Atwood ◽  
Gary A. Baker

Bimetallic AuxAg1−x nanoparticles, prepared using sodium borohydride as the sole reducing and capping agent for various NaBH4:metal molar ratios, were investigated as catalysts for 4-nitrophenol reduction.


2014 ◽  
Vol 55 (42) ◽  
pp. 5748-5750 ◽  
Author(s):  
Thomas Ihle Aarhus ◽  
Urs Fabian Fritze ◽  
Martin Hennum ◽  
Lise-Lotte Gundersen

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