It is a 3-substituted isoxazole derivative. It is a structural isomer of 5-aminoisoxazole.It may be used in the following studies: . As a reagent in the synthesis of N-(4-(N-isoxazol-3-ylsulfamoyl)phenyl)acetamide. . As a starting material in the synthesis of N-(isoxazol-3-yl)-N’-(carbomethoxy)thiourea. . As a starting material in the synthesis of (Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-methoxy-iminoacetic acid, a side-chain of the fourth generation of cephem antibiotics. It is a 3-substituted isoxazole derivative. It is a structural isomer of 5-aminoisoxazole. It may be used in the following studies: . As a reagent in the synthesis of N-(4-(N-isoxazol-3-ylsulfamoyl)phenyl)acetamide. . As a starting material in the synthesis of N-(isoxazol-3-yl)-N’-(carbomethoxy)thiourea. . As a starting material in the synthesis of (Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-methoxy-iminoacetic acid, a side-chain of the fourth generation of cephem antibiotics.