Facile three-component one-pot synthesis of indeno-[1,2-b]quinolin-9,11(6H,10H)-dione derivatives
✍ Scribed by Yan Chen; Shujiang Tu; Bo Jiang; Feng Shi
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 2007
- Tongue
- English
- Weight
- 359 KB
- Volume
- 44
- Category
- Article
- ISSN
- 0022-152X
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✦ Synopsis
Abstract
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One‐pot three‐component cyclocondensation of aldehydes, 1,3‐indanedione and enaminones proceeds in the presence of acetic acid to afford Indeno[1,2‐b]quinolin‐9,11(6__H__,10__H__)‐dione derivatives, The method has the advantage of excellent yields(85‐94%) and simple workup procedure.
📜 SIMILAR VOLUMES
## Abstract A series of 4‐aryl‐3,7,7‐trimethyl‐1‐phenyl‐7,8‐dihydro‐1__H__‐pyrazolo[3,4‐__b__]quinolin‐ 5(6__H__)‐ones were synthesized by the three‐component reaction of aromatic aldehydes, 3‐methyl‐1‐phenyl‐1__H__‐pyrazol‐5‐amine, and 5,5‐dimethyl‐1,3‐cyclohexandione in the presence of sodium 1‐d