Synthesis of alkyl-substituted pyrroles by three-component coupling of carbonyl compound, amine and nitro-alkane/alkene on a solid surface of silica gel/alumina under microwave irradiation

Tetrahedron ◽  
2001 ◽  
Vol 57 (22) ◽  
pp. 4767-4773 ◽  
Author(s):  
Brindaban C Ranu ◽  
Alakananda Hajra
1999 ◽  
Vol 23 (9) ◽  
pp. 574-575
Author(s):  
Firouz Matloubi Moghaddam ◽  
Mohammad Ghaffarzadeh ◽  
Seyed Hossein Abdi-Oskoui

An AICl3–ZnCl2 mixture supported on silica gel is found to be an efficient medium for the Fries rearrangement of acyloxybenzene or naphthalene derivatives in solvent-free conditions under microwave irradiation.


2015 ◽  
Vol 17 (5) ◽  
pp. 3157-3163 ◽  
Author(s):  
Andrea Ojeda-Porras ◽  
Alejandra Hernández-Santana ◽  
Diego Gamba-Sánchez

A highly improved methodology for the direct amidation of carboxylic acids with amines using silica gel as a solid support and catalyst is described. Several examples using aliphatic, aromatic, unsaturated and fatty acids combined with primary and secondary amines are shown.


ChemInform ◽  
2008 ◽  
Vol 39 (2) ◽  
Author(s):  
Feray Aydogan ◽  
Mehmet Basarir ◽  
Cigdem Yolacan ◽  
Ayhan S. Demir

2008 ◽  
Vol 10 (16) ◽  
pp. 3535-3538 ◽  
Author(s):  
Yusuke Ohta ◽  
Hiroaki Chiba ◽  
Shinya Oishi ◽  
Nobutaka Fujii ◽  
Hiroaki Ohno

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