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Silica‐supported Perchloric Acid Catalyzed One‐pot Synthesis of 1,4‐Dihydropyridines |
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| Authors: | Dasari Ramesh Singanaboina Rajaram Manchala Narasimhulu Thummalpally Srikanth Reddy Kondempudi Chinni Mahesh Gajji Manasa Yenamandra Venkateswarlu |
| Institution: | Natural Products Laboratory, Organic Chemistry Division‐I, Indian Institute of Chemical Technology, Hyderabad‐500 007, India |
| Abstract: | An environmentally friendly and highly efficient procedure for the preparation of 1,4‐dihydropyridines by the reaction between α,β‐unsaturated aldehydes, aromatic amines and β‐keto esters in the presence of silica supported perchloric acid is described. |
| Keywords: | 1 4‐dihydropyridines silica supported perchloric acid Hantzsch reaction β ‐keto esters |