An approach to unsymmetrical 3,3′-diindolylmethanes through Pd-catalyzed cascade Heck cyclization of allenamides and o-ethynylanilines

2021 ◽  
Author(s):  
Songjin Guo ◽  
Jiayi Chen ◽  
Mingjun Yi ◽  
Liuli Dong ◽  
Aijun Lin ◽  
...  
Keyword(s):  
Cyclization Reaction ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Heck Cyclization ◽  
Palladium Catalyzed

A highly efficient synthesis of unsymmetrical 3,3′-diindolylmethanes has been developed by palladium-catalyzed cascade Heck/cyclization reaction.

Highly Efficient Construction of 2-Fluoroalkyl Quinolines through a Palladium-Catalyzed 6-endo -trig Heck Cyclization Reaction

2018 ◽  
Vol 7 (6) ◽  
pp. 1124-1131 ◽  
Author(s):  
Fangwai Han ◽  
Wenqing Yang ◽  
Aichun Zhao ◽  
Ruihong Zheng ◽  
Chenhui Ji ◽  
...  
Keyword(s):  
Cyclization Reaction ◽  
Highly Efficient ◽  
Heck Cyclization ◽  
Palladium Catalyzed ◽  
Efficient Construction

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.

Transition-metal-free C–C bond cleavage and formation: efficient synthesis of 2,3-diarylimidazo[1,2-α]pyridines from 2-aminopyridines and alkynoates

RSC Advances ◽  
2016 ◽  
Vol 6 (89) ◽  
pp. 86464-86467 ◽  
Author(s):  
Zhengwang Chen ◽  
Yuelu Wen ◽  
Guotian Luo ◽  
Min Ye ◽  
Qinghao Wang
Keyword(s):  
Transition Metal ◽  
Bond Cleavage ◽  
Cyclization Reaction ◽  
Efficient Synthesis ◽  
Metal Free ◽  
Highly Efficient

A highly efficient transition-metal-free cyclization reaction for the synthesis of 2,3-diarylimidazo[1,2-α]pyridines is described.

ChemInform Abstract: Palladium-Catalyzed Highly Efficient Synthesis of Tetracenes and Pentacenes.

ChemInform ◽  
2013 ◽  
Vol 44 (15) ◽  
pp. no-no
Author(s):  
Ming Chen ◽  
Yifeng Chen ◽  
Yuanhong Liu
Keyword(s):  
Efficient Synthesis ◽  
Highly Efficient ◽  
Palladium Catalyzed

Palladium-catalyzed highly efficient synthesis of functionalized indolizines via cross-coupling/cycloisomerization cascade

2015 ◽  
Vol 51 (30) ◽  
pp. 6633-6636 ◽  
Author(s):  
Liangwei Zhang ◽  
Xiangdong Li ◽  
Yuanhong Liu ◽  
Dayong Zhang
Keyword(s):  
Cross Coupling ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Organoboronic Acids ◽  
Palladium Catalyzed

Pd-catalyzed cross-coupling/cycloisomerization of 3-(2-pyridyl) propargyl carbonates with organoboronic acids provides a straightforward route for the synthesis of 1,3-disubstituted indolizines.

Highly efficient synthesis of fused bicyclic 2,3-diaryl-pyrimidin-4(3H)-ones via Lewis acid assisted cyclization reaction

2008 ◽  
Vol 49 (11) ◽  
pp. 1725-1728 ◽  
Author(s):  
Kunyong Yang ◽  
Xiaohui He ◽  
Ha-soon Choi ◽  
Zhicheng Wang ◽  
David H. Woodmansee ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Cyclization Reaction ◽  
Efficient Synthesis ◽  
Highly Efficient
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