H3PW12O40 as a Useful Recyclable Heterogeneous Catalyst for the Facile and Highly Efficient Michael Addition Reaction of Thiols to α,β-Unsaturated Ketones.

ChemInform ◽  
2005 ◽  
Vol 36 (28) ◽  
Author(s):  
Habib Firouzabadi ◽  
Nasser Iranpoor ◽  
Abbas Ali Jafari
Keyword(s):  
Heterogeneous Catalyst ◽  
Michael Addition ◽  
Addition Reaction ◽  
Michael Addition Reaction ◽  
Unsaturated Ketones ◽  
Highly Efficient ◽  
Recyclable Heterogeneous Catalyst

KF/Al2O3as a Highly Efficient, Green, Heterogeneous, and Reusable Catalytic System for the Solvent-Free Synthesis of Carboacyclic Nucleosides via Michael Addition Reaction

2008 ◽  
Vol 39 (1) ◽  
pp. 139-157 ◽  
Author(s):  
Abdolkarim Zare ◽  
Alireza Hasaninejad ◽  
Mohammad Hassan Beyzavi ◽  
Ahmad Reza Moosavi Zare ◽  
Ali Khalafi-Nezhad ◽  
...  
Keyword(s):  
Catalytic System ◽  
Michael Addition ◽  
Addition Reaction ◽  
Solvent Free ◽  
Michael Addition Reaction ◽  
Highly Efficient ◽  
Solvent Free Synthesis

Highly efficient synthesis of novel methyl 132-methylene mesopyropheophorbide a and its stereoselective Michael addition reaction

2015 ◽  
Vol 13 (7) ◽  
pp. 1992-1995 ◽  
Author(s):  
Jiazhu Li ◽  
Yang Liu ◽  
Xi-Sen Xu ◽  
Yan-Long Li ◽  
Shan-Guo Zhang ◽  
...  
Keyword(s):  
Michael Addition ◽  
Michael Reaction ◽  
Addition Reaction ◽  
Efficient Synthesis ◽  
Michael Addition Reaction ◽  
Highly Efficient ◽  
Ph Dependent

pH-Dependent regioselective condensation of methyl mesopyropheophorbide a with HCHO is studied and stereoselective Michael reaction of the 132-methylene product is also discussed.

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