SEARCH Articles Figures Tables 2-Oxazolidinones 3-alkyl-2 -oxazolones 3-alkyl-4,5-disubstituted-2 -oxazolones 4-alkyl-2-phenyl-5 -oxazolones 4-alkyl-2-substituted-5 -oxazolones 5 -Oxazolones alkylation 5 -Oxazolones alkylation Pyrroles 4-alkyl oxazolones Racemization 4-alkyl-5 -oxazolones Reaction 2-alkyl-4- -oxazolones