Phthalimide-N-sulfonic acid as a recyclable organocatalyst for an efficient and eco-friendly synthesis of 2-(2-oxo-2H-chromen-3-yl)-4-aryl-indeno[1,2-b]pyridine-5-one derivatives
A facile and environmentally benign synthesis of some 2-(2-oxo-2H-chromen-3-yl)-4-aryl-indeno[1,2-b]pyridine-5-one derivatives from the reaction of aromatic aldehydes, 3-acetylcoumarin, 1,3-indandione and ammonium acetate using phthalimide-N-sulfonic acid (PISA) as a catalyst is described. The prese...
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| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Springer
2017-11-01
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| Series: | Journal of Saudi Chemical Society |
| Subjects: | |
| Online Access: | http://www.sciencedirect.com/science/article/pii/S1319610315001155 |
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