Lewis AcidsScandiumCyclizationLewis Blood-Group SystemChloranilStereoisomerismAcetalsIminesCycloaddition ReactionBoranesCatalysisAlkenesAcidsCarcinoma, Lewis LungKetonesRats, Inbred LewMolecular StructureRhodiumAntigens, CD15Ionic LiquidsAldehydesFucosyltransferasesSilanesIndicators and ReagentsCombinatorial Chemistry Techniques