The title compound, C15H16F3NO4, is an N-substituted derivative of ortho-trifluoromethylaniline featuring a twofold Michael system.The least-squares planes defined by the atoms of the phenyl ring and the atoms of the Michael system Course a pied - Femme - Chaussures - Racer enclose an angle of 15.52 (5)°.
Apart from classical intramolecular LUNG FLUSH N—H.O and N—H.F hydrogen bonds, intermolecular C—H.
O contacts are observed, the latter connecting the molecules into chains along [110].The shortest intercentroid distance between two aromatic systems is 3.6875 (9) Å.