18655-21-5 5(2H)-Isoxazolone, 3,4-dimethyl- 5(2H)-Isoxazolone, 3,4-dimethyl- Catalog No.: 1366987 Name: 5(2H)-Isoxazolone, 3,4-dimethyl- CAS: 18655-21-5 Formula: C5H7NO2 Inquire about this product →