Tetrahydrofuran → HCID 13092030, compound

Participants

Reaction Steps

By the procedure of Example 89, ethyl 1-hydroxy-1-(2,6-difluorophenyl)methanecarboximidate hydrochloride (12 g., 0.048 mole) in 500 ml. of tetrahydrofuran was converted to crude product. The crude was recrystallized from about 60 ml. of isopropanol to yield purified 5-(2,6-difluorophenyl)oxazolidine-2,4-dione [5.8 g., 57%; m.p. 196°-198° C., m/e 213 ir (KBr) 3175, 1812, 1739, 1361, 1152 cm-1 ].

Provenance & Evidence