Ammonium ion binding with pyridine-containing crown ethers
Ammonium ion binding with pyridine-containing crown ethers, (T. Chang, A. M. Heiss, S. J. Cantrill, M. C. T. Fyfe, A. R. Pease, S. J. Rowan, J. F. Stoddart, A. J. P. White, and D. J. Williams), Org. Lett. 2000, 2, 2947-2950.