The highly efficient air oxidation of aryl and alkyl boronic acids by a microwave-assisted protocol under transition metal-free conditions

2019 ◽  
Vol 21 (17) ◽  
pp. 4614-4618 ◽  
Author(s):  
Weiyan Yin ◽  
Xizhi Pan ◽  
Wenxi Leng ◽  
Jian Chen ◽  
Haifeng He
Keyword(s):  
Transition Metal ◽  
Boronic Acids ◽  
Air Oxidation ◽  
Metal Free ◽  
Microwave Assisted ◽  
Highly Efficient

A rapid, green and efficient microwave-assisted protocol is developed for the air oxidation of boronic acids to phenols and alcohols under transition metal-free conditions.

One-pot transition-metal free transamidation to sterically hindered amides

2018 ◽  
Vol 5 (20) ◽  
pp. 2950-2954 ◽  
Author(s):  
Weijie Guo ◽  
Jingjun Huang ◽  
Hongxiang Wu ◽  
Tingting Liu ◽  
Zhongfeng Luo ◽  
...  
Keyword(s):  
Transition Metal ◽  
Good Yield ◽  
One Pot ◽  
Metal Free ◽  
Highly Efficient ◽  
Sterically Hindered

A highly efficient one-pot transamidation of primary amides has been developed under transition-metal free conditions, generating a variety of amides including hindered amides in good yield (up to 86%) catalyzed by CsF.

Visible light-mediated transition metal-free esterification of amides with boronic acids

2020 ◽  
Vol 61 (43) ◽  
pp. 152444
Author(s):  
Hao Ding ◽  
Wan-Ying Qi ◽  
Jing-Song Zhen ◽  
Qiuping Ding ◽  
Yong Luo
Keyword(s):  
Transition Metal ◽  
Visible Light ◽  
Boronic Acids ◽  
Metal Free

Transition-metal free reactions of boronic acids: cascade addition – ring-opening of furans towards functionalized γ-ketoaldehydes

2016 ◽  
Vol 52 (14) ◽  
pp. 3018-3021 ◽  
Author(s):  
S. Roscales ◽  
A. G. Csákÿ
Keyword(s):  
Transition Metal ◽  
Ring Opening ◽  
Boronic Acids ◽  
Metal Free

We describe the first ring-opening of furfuryl alcohols with boronic acids to afford functionalized γ-ketoaldehydes.

Polythene glycol (PEG) as a reusable solvent system for the synthesis of 1,3,5-triazines via aerobic oxidative tandem cyclization of benzylamines and N-substituted benzylamines with amidines under transition metal-free conditions

2016 ◽  
Vol 18 (1) ◽  
pp. 144-149 ◽  
Author(s):  
Abhishek R. Tiwari ◽  
Bhalchandra M. Bhanage
Keyword(s):  
Transition Metal ◽  
Solvent System ◽  
Metal Free ◽  
Highly Efficient ◽  
Tandem Cyclization ◽  
Peg 600

A highly efficient protocol for the synthesis of 1,3,5-triazines from benzylamines and amidines in PEG-600 has been developed.

Sign in / Sign up

Export Citation Format

Share Document