Highly efficient heterogeneous V2O5@TiO2 catalyzed the rapid transformation of boronic acids to phenols

2021 ◽  
Author(s):  
Rahul Upadhyay ◽  
Deepak Singh ◽  
Sushil K. Maurya
Keyword(s):  
Boronic Acids ◽  
Highly Efficient ◽  
Rapid Transformation

Preparation of aromatic amines by copper-catalyzed coupling of boronic acids with aqueous ammonia

2010 ◽  
Vol 88 (9) ◽  
pp. 964-968 ◽  
Author(s):  
Zhaoqiong Jiang ◽  
Zhiqing Wu ◽  
Lixia Wang ◽  
Di Wu ◽  
Xiangge Zhou
Keyword(s):  
Aromatic Amines ◽  
Aqueous Ammonia ◽  
Environmentally Friendly ◽  
Boronic Acids ◽  
Reaction Conditions ◽  
Highly Efficient ◽  
Primary Aromatic Amines

A simple, highly efficient, and environmentally friendly protocol for the synthesis of primary aromatic amines by catalytic coupling of aromatic boronic acids with aqueous ammonia has been developed by using commercial and inexpensive CuSO4·5H2O as catalyst without addition of other solvents under mild reaction conditions.

Efficient synthesis of tetrasubstituted 2,3-allenoates and preliminary studies on bioactivities

2019 ◽  
Vol 6 (3) ◽  
pp. 304-308 ◽  
Author(s):  
Yuan Yao ◽  
Guirong Zhu ◽  
Qin Chen ◽  
Hui Qian ◽  
Shengming Ma
Keyword(s):  
Coupling Reaction ◽  
Boronic Acids ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Palladium Catalyzed

A general and highly efficient straightforward protocol for the preparation of tetrasubstituted 2,3-allenoates through a palladium-catalyzed coupling reaction of 3-alkoxycarbonyl propargylic carbonates and boronic acids with commercially available tri(o-tolyl)phosphine as a ligand has been developed.

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.

Highly Efficient 1,4-Additions of Electron-Deficient Aryl Boronic Acids with a Novel Rhodium(I) Quinonoid Catalyst§

2006 ◽  
Vol 25 (15) ◽  
pp. 3548-3551 ◽  
Author(s):  
William C. Trenkle ◽  
Julia L. Barkin ◽  
Seung Uk Son ◽  
Dwight A. Sweigart
Keyword(s):  
Boronic Acids ◽  
Highly Efficient

Synthesis of Aryl Dithiocarbamates Starting from Tetramethylthiuram Monosulfide (TMTM) and Aryl Boronic Acids: a Copper-Catalyzed C(sp2)-S Construction

Synthesis ◽  
2021 ◽  
Author(s):  
Zhi-Bing Dong ◽  
Xu-Ling Xia ◽  
Qi-Long Zhu ◽  
Jin-Quan Chen ◽  
Zhen Shi
Keyword(s):  
Efficient Method ◽  
Functional Group ◽  
Bond Formation ◽  
Boronic Acids ◽  
Pharmaceutically Active Compounds ◽  
Active Compounds ◽  
Formation Reaction ◽  
Highly Efficient

A highly-efficient method for the synthesis of S-aryl dithiocarbamates was reported. By using tetramethylthiuram monosulfide (TMTM) and aryl boronic acids as starting materials, the C(sp2)-S bond formation reaction proceeded smoothly, giving the desired aryl dithiocarbamates in good to excellent yields. The methodology features easy performance, broad functional group tolerance, and excellent yields, showing potential synthetic value for the preparation of a diversity of biologically or pharmaceutically active compounds.

Highly effective copper-mediated gem-difluoromethylenation of arylboronic acids

2014 ◽  
Vol 50 (56) ◽  
pp. 7527-7530 ◽  
Author(s):  
Guobin Ma ◽  
Wen Wan ◽  
Qingyang Hu ◽  
Haizhen Jiang ◽  
Jing Wang ◽  
...  
Keyword(s):  
Heterocyclic Compounds ◽  
Room Temperature ◽  
Boronic Acids ◽  
Arylboronic Acids ◽  
Highly Efficient ◽  
Highly Effective

A simple and highly efficient Cu-mediated gem-difluoromethylenation of a variety of aryl boronic acids with bromodifluoromethylated heterocyclic compounds has been disclosed. The transformations were performed in air at room temperature without ligands, bases, or additives.

An efficient indenyl-derived phosphine ligand for the Suzuki–Miyaura coupling of sterically hindered aryl halides

2016 ◽  
Vol 14 (20) ◽  
pp. 4664-4668 ◽  
Author(s):  
Yan Liu ◽  
Hui Peng ◽  
Jia Yuan ◽  
Meng-Qi Yan ◽  
Xue Luo ◽  
...  
Keyword(s):  
Coupling Reaction ◽  
Cross Coupling ◽  
Boronic Acids ◽  
Phosphine Ligand ◽  
Aryl Halides ◽  
Efficient Catalyst ◽  
Highly Efficient ◽  
Cross Coupling Reaction ◽  
Sterically Hindered

An air-stable aryl substituted indenyl phosphine used in combination with Pd(OAc)2 provides a highly efficient catalyst for the Suzuki–Miyaura cross-coupling reaction of sterically hindered aryl halides with aryl boronic acids.

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