Pure organic room-temperature phosphorescent N-allylquinolinium salts as anti-counterfeiting materials

Publication date: Available online 4 April 2019Source: Chinese Chemical LettersAuthor(s): Qingxia Xiong, Chao Xu, Nianming Jiao, Xiang Ma, Yanqiang Zhang, Suojiang ZhangABSTRACTPure organic room-temperature phosphorescence (RTP) materials have been attracting much attention recently. Herein, we report a facile approach combining heavy atom effect and external solvent stimuli to realize RTP. N-Allylquinolinium bromide under 365 nm UV exhibited intense green RTP emission with response upon adding chloroform. This interesting phenomenon endowed N-allylquinolinium bromide great potential as an anti-counterfeiting material.Graphical AbstractPure organic room-temperature phosphorescence (RTP) materials have been attracting much attention recently. Herein, we report a facile approach combining heavy atom effect and external solvent stimuli to realize RTP. N-Allylquinolinium bromide under 365 nm UV exhibited intense green RTP emission with response upon adding chloroform. This interesting phenomenon endowed N-allylquinolinium bromide great potential as an anti-counterfeiting material.
Source: Chinese Chemical Letters - Category: Chemistry Source Type: research