3{5}-tert-Butylpyrazole is a ditopic receptor for zinc(ii) halidesElectronic supplementary information (ESI) available: tabulated and plotted NMR data for 1–3 in the presence and absence of added NBun4X (X– = Cl–, Br–, I–, BF4–). See http://www.rsc.org/suppdata/cc/b2/b200551b/
Xiaoming Liu
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Colin A. Kilner
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Malcolm A. Halcrow