Synthesis of novel chalcone derivatives
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Zheng Kai Si; Qing Zhang; Min Zhao Xue; Yuan Yuan Zhu; Liang Ming; Qiao Rong She
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Article
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2011
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Chinese Electronic Periodical Services
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English
โ 406 KB
Three novel bis-chalcone derivatives with different alkyldioxy spacers were synthesized and dispersed into polymethyl methacrylate (PMMA) chloroform solution with 6-nitro-1 0 -ethyl-3 0 ,3 0 -dimethylspiro-2H-1-benzopyran-2,2 0 -indoline (ESP) to prepare photochromic PMMA films in a facile way. Afte