A novel four-component reaction of diethylamine, an aromatic aldehyde and an alkyl isocyanide with dialkyl acetylenedicarboxylates in the presence of silica gel: an efficient route for the regio- and stereoselective synthesis of sterically congested alkenes

2007 ◽  
Vol 48 (39) ◽  
pp. 6954-6957 ◽  
Author(s):  
Ebrahim Ahmadi ◽  
Ali Ramazani ◽  
Mehdi Nekomanesh Haghighi
Keyword(s):  
Aromatic Aldehyde ◽  
Silica Gel ◽  
Stereoselective Synthesis ◽  
Alkyl Isocyanide ◽  
Dialkyl Acetylenedicarboxylates ◽  
Efficient Route

Stereoselective synthesis of 3-[2-(dialkoxyphosphoryl)-1,2-dialkoxycarbonyl-ethyl]-4-hydroxycoumarins by reaction between trialkyl phosphites, dialkyl acetylenedicarboxylates and 4-hydroxycoumarin

2009 ◽  
Vol 2009 (5) ◽  
pp. 319-321 ◽  
Author(s):  
Mohammad Anary-Abbasinejad ◽  
Khadijeh Charkhati ◽  
Alireza Hassanabadi
Keyword(s):  
Stereoselective Synthesis ◽  
Dialkyl Acetylenedicarboxylates ◽  
Three Component Reaction ◽  
Trialkyl Phosphites ◽  
Efficient Route ◽  
High Yields

A three-component reaction between trialkyl phosphites, dialkyl acetylenedicarboxylates and 4-hydroxycoumarin is described as a simple and efficient route for the synthesis of 3-[2-(dialkoxyphosphoryl)-1,2-dialkoxycarbonyl-ethyl]-4-hydroxycoumarins in high yields.

Directed Ortho-Lithiation of Aminophosphazenes: An Efficient Route to the Stereoselective Synthesis of P-Chiral Compounds

2013 ◽  
Vol 15 (10) ◽  
pp. 2378-2381 ◽  
Author(s):  
María Casimiro ◽  
Laura Roces ◽  
Santiago García-Granda ◽  
María José Iglesias ◽  
Fernando López Ortiz
Keyword(s):  
Stereoselective Synthesis ◽  
Chiral Compounds ◽  
Efficient Route

scholarly journals Unexpected isocyanide-based three-component bicyclization for the stereoselective synthesis of densely functionalized pyrano[3,4-c]pyrroles

2016 ◽  
Vol 52 (5) ◽  
pp. 900-903 ◽  
Author(s):  
Qian Gao ◽  
Wen-Juan Hao ◽  
Feng Liu ◽  
Shu-Jiang Tu ◽  
Shu-Liang Wang ◽  
...  
Keyword(s):  
Stereoselective Synthesis ◽  
Efficient Synthesis ◽  
Dialkyl Acetylenedicarboxylates

A novel three-component bicyclization strategy for the efficient synthesis of densely functionalized pyrano[3,4-c]pyrroles has been established from readily accessible 3-aroylacrylic acids, dialkyl acetylenedicarboxylates and isocyanides.

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