化学
亚甲基
冷凝
吸收(声学)
组合化学
缩合反应
计算化学
有机化学
光化学
催化作用
声学
热力学
物理
作者
Maria Annunziata M. Capozzi,Angela Punzi,Francesco Babudri,Roberta Musio,Gianluca M. Farinola
标识
DOI:10.1021/acs.joc.8b01930
摘要
The synthesis of two new dye families of croconic acid derivatives, semicroconaine and nonsymmetric croconaine dyes, is reported for the first time. These compounds show strong absorption in the UV–visible and NIR, respectively. Semicroconaine dyes were obtained by a scalable and efficient condensation of croconic acid with aromatic heterocyclic methylene-active compounds. The subsequent reaction of the semicroconaine dyes with aromatic heterocyclic compounds affords nonsymmetric croconaines. The structure and electronic properties of the synthesized compounds have been investigated by preliminary theoretical calculations at DFT level of approximation.
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