Condensation of phenoxy acetyl amino acetic acid with chlorobenzaldehyd to get 4 - (2'-clorobenzyliden) - 2-phenoxymethyl oxazolindin - 5 - on.
Ngưng tụ acid phenoxy acetyl amino acetic với clorobenzaldehyd thu được 4 - (2 '- clorobenzyliden) -2 - phenoxymethyl oxazolindin -5 - on.