Fluorescent and photochromic bifunctional molecular switch based on a stable crystalline metal-viologen complexElectronic supplementary information (ESI) available: Details of synthesis and general characterizations, crystal data for 1, the calculation of kinetic rate constants, additional structural figures, additional UV-vis and fluorescent spectra, PXRD, TGA and IR data. CCDC 891455. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c2cc35115c

• Main Authors: Zeng, Yu, Liao, Shijun, Dai, Jingcao, Fu, Zhiyong
• Format: Journal Article
• Language: English
• Published: 05.11.2012
• ISSN: 1359-7345; 1364-548X
• DOI: 10.1039/c2cc35115c

An air-stable photoresponsive viologen molecular system is constructed based on a three-fold accordion interpenetrating packing arrangement. The fluorescent modulation process is coupled with a photochromic reaction via energy and electron transfer between the adjacent donor and acceptor groups. An air-stable photoresponsive viologen molecular system is constructed based on a three-fold accordion interpenetrating packing arrangement. The fluorescent modulation process is coupled with a photochromic reaction via energy and electron transfer between the adjacent donor and acceptor groups.