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Synthesis of zwitterionic 4-hydroxy-2(1H)-quinolinone derivatives |
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| Authors: | Sheng-Ling Zhang Zhi-Shu Huang Albert S.C. Chan |
| Affiliation: | a Department of Chemistry, Shaoguan University, Shaoguan 512005, People's Republic of China b School of Pharmaceutical Science, Sun Yat-Sen University, Guangzhou 510275, People's Republic of China c Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University, Kowloon, Hong Kong |
| Abstract: | Zwitterionic 4-hydroxy-2(1H)-quinolinone derivatives were synthesized through a unique reaction of 4-hydroxy-2(1H)-quinolinone with p-benzoquinone and N-heterocyclic aromatics. The zwitterions possessed astropisomeric nature. A possible mechanism of the reaction was presented. |
| Keywords: | 4-Hydroxy-2(1H)-quinolinone Zwitterion p-Benzoquinone |
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