SEARCH Articles Figures Tables Carboxylic acids a-methyl Carboxylic acids methylation Carboxylic acids reactions Carboxylic acids, syn-a-methyl-p-hydroxyaldol reaction synthesis Carboxylic acids, syn-a-methyl-p-hydroxyaldol reaction titanium enolates, chiral auxiliary Carboxylic acids, syn-a-methyl-p-hydroxyaldol reaction zirconium enolates, chiral auxiliary Methyl carboxylate P A-methyl P- carboxylic acid