Silver(I)-Catalyzed Tandem Reaction of Enynones and 4-Alkynyl Isoxazoles: Regioselective Synthesis of Highly Functionalized 4H-furan[3,4-c]pyrroles

2021 ◽  
Author(s):  
Haiyun Peng ◽  
Yangyi Zhang ◽  
Guisheng Deng ◽  
Hongmei Deng
Keyword(s):  
Regioselective Synthesis ◽  
Tandem Reaction ◽  
Imine Group ◽  
Tandem Cyclization

The work reports a silver(I)-catalyzed tandem reaction of enynones with 4-alkynyl isoxazoles. The reaction occurred via yne-enones bearing imine group as a key intermediate. The subsequent tandem cyclization of the...

Brønsted acidic ionic liquid-catalyzed tandem reaction: an efficient approach towards regioselective synthesis of pyrano[3,2-c]coumarins under solvent-free conditions bearing lower E-factors

2017 ◽  
Vol 19 (14) ◽  
pp. 3282-3295 ◽  
Author(s):  
Sachinta Mahato ◽  
Sougata Santra ◽  
Rana Chatterjee ◽  
Grigory V. Zyryanov ◽  
Alakananda Hajra ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Sulfonic Acid ◽  
Solvent Free ◽  
Regioselective Synthesis ◽  
Tandem Reaction ◽  
Efficient Approach ◽  
Acidic Ionic Liquid ◽  
Brønsted Acidic Ionic Liquid ◽  
Solvent Free Conditions ◽  
Tandem Cyclization

1-Butane sulfonic acid-3-methylimidazolium tosylate, [BSMIM]OTs, is found to be a remarkable catalyst for the tandem cyclization of 4-hydroxycoumarin with chalcones.

Highly Regioselective Synthesis of Spirocyclic Compounds by a Palladium-Catalyzed Intermolecular Tandem Reaction.

ChemInform ◽  
2007 ◽  
Vol 38 (52) ◽  
Author(s):  
Hai-Peng Bi ◽  
Xue-Yuan Liu ◽  
Fa-Rong Gou ◽  
Li-Na Guo ◽  
Xin-Hua Duan ◽  
...  
Keyword(s):  
Regioselective Synthesis ◽  
Tandem Reaction ◽  
Palladium Catalyzed ◽  
Spirocyclic Compounds

Regioselective Synthesis of Fused Oxazepinone Scaffolds through One-Pot Smiles Rearrangement Tandem Reaction

2011 ◽  
Vol 13 (5) ◽  
pp. 547-553 ◽  
Author(s):  
Yanli Liu ◽  
Chunxiao Chu ◽  
Aiping Huang ◽  
Chunjing Zhan ◽  
Ying Ma ◽  
...  
Keyword(s):  
Regioselective Synthesis ◽  
Tandem Reaction ◽  
Smiles Rearrangement ◽  
One Pot

Regioselective synthesis of pyrano[3,2-c]coumarins via Cu(II)-catalyzed tandem reaction

2013 ◽  
Vol 54 (29) ◽  
pp. 3892-3895 ◽  
Author(s):  
Avik Kumar Bagdi ◽  
Adinath Majee ◽  
Alakananda Hajra
Keyword(s):  
Regioselective Synthesis ◽  
Tandem Reaction

Highly Regioselective Synthesis of Spirocyclic Compounds by a Palladium-Catalyzed Intermolecular Tandem Reaction

2007 ◽  
Vol 119 (37) ◽  
pp. 7198-7201 ◽  
Author(s):  
Hai-Peng Bi ◽  
Xue-Yuan Liu ◽  
Fa-Rong Gou ◽  
Li-Na Guo ◽  
Xin-Hua Duan ◽  
...  
Keyword(s):  
Regioselective Synthesis ◽  
Tandem Reaction ◽  
Palladium Catalyzed ◽  
Spirocyclic Compounds
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