Aggregation of aza crown ethers by metalation: Synthesis and crystal structure of 1-lithio-1,7-diazo[12]crown-4 – the first lithiated crown ether
Aggregation of aza crown ethers by metalation: Synthesis and crystal structure of 1-lithio-1,7-diazo[12]crown-4 – the first lithiated crown ether, (D. Barr, D. J. Berrisford, L. Mendez, A. M. Z. Slawin, R. Snaith, J. F. Stoddart, D. J. Williams, and D. S. Wright), Angew. Chem. Int. Ed. Engl. 1991, 30, 82-84.