One-pot synthesis of two new copper(i) coordination polymers: in situ formation of different ligands from 4-aminotriazole

Two Cu4I4 coordination polymers, [Cu 2I2(aadtz)]n (1) and [Cu2I(dtz)] n (2) [aadtz = 4-[(1-aminoethylidene)-amino]-3,5-diethyl-1,2,4- triazole, dtz = 3,5-diethyl-1,2,4-triazole], were synthesized in a one-pot reaction of CuI and 4-amino-3,5-diethyl-1,2,4-triazole under solvothermal conditions. The o...

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Main Authors: Zhao, Zhen-Guo, Yu, Rong-Min, Wu, Xiao-Yuan, Zhang, Qi-Sheng, Xie, Yi-Ming, Wang, Fei, Ng, Seik Weng, Lu, Can-Zhong
Format: Article
Published: Royal Society of Chemistry 2009
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Online Access:http://eprints.um.edu.my/25093/
https://doi.org/10.1039/b821491c
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Summary:Two Cu4I4 coordination polymers, [Cu 2I2(aadtz)]n (1) and [Cu2I(dtz)] n (2) [aadtz = 4-[(1-aminoethylidene)-amino]-3,5-diethyl-1,2,4- triazole, dtz = 3,5-diethyl-1,2,4-triazole], were synthesized in a one-pot reaction of CuI and 4-amino-3,5-diethyl-1,2,4-triazole under solvothermal conditions. The organic components were generated in situ from a common triazolate source. The structures of the Cu4I4 units in the polymers are different. The Cu4I4 cluster in complex 1 is an inorganic 8-membered ring with a chair-chair conformation, while the one in complex 2 is a distorted cubane. The topologies of the complexes were assigned as a two-dimensional 4-connected grid for 1 and a three-dimensional (3,4)-connected jph-type framework for 2. In addition, the luminescent properties of the complexes in the solid state were also investigated. © 2009 The Royal Society of Chemistry.