e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Enantiomeric recognition of organic ammonium salts by chiral dialkyl-, dialkenyl-, and tetramethyl-substituted pyridino-18-crown-6 and tetramethyl-substituted …
JS Bradshaw, P Huszthy, CW McDaniel…
Index: Journal of Organic Chemistry, , vol. 55, # 10 p. 3129 - 3137
... (11) Stoddart, J. F. "Synthetic Chiral Receptor Molecules from Na- tional Products" in Progress in Macrocyclic Chemistry, Vol. ... 10rimetry.l~ We have ~ hown ' ~ J ~ that the pyridino-crowns form strong complexes with protonated organic amines. ...