SEARCH Articles Figures Tables 0-Formylphenoxyacetic acid Acetalization-cyclization Acetals O- Acetals condensations Acetals cyclization Acetates, cyclization Acetic anhydride with acetals Acetic anhydride, condensation with Acids to Acid Anhydrides Anhydrides condensation with Condensation of acetic acid Condensations 7?)- acetate Coumarone Cyclization condensation O-Formylphenoxyacetic acid O-acetates Of [2- acetic acid To anhydrides With acetic anhydride With anhydrides