Preparations are described of (+)-trans,anti,trans-dicyclohexyl-18-crown-6(2), (+)-trans-cyclohexyl-15-crown-5 (5), and (+)-trans-cyclohexyl-18-crown-6 (6) from (+)-trans-cyclohexane-1,2-diol. Each of the crown ethers was converted into a typical cryptate.
R. C. Hayward, C. H. Overton and G. H. Whitham, J. Chem. Soc., Perkin Trans. 1, 1976, 2413 DOI: 10.1039/P19760002413
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