a compound consisting of ytterbium and trifluoromethanesulfonate groups, often used as a Lewis acid catalyst in organic reactions
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isopropyl hydroxy(4-methylphenyl)acetate
isopropyl hydroxy(4-methylphenyl)acetate
diethyl 5-(3-hydroxypropyl)-1,2-diphenyl-1,2-dihydropyridine-3,3(4H)-dicarboxylate
