Synonyms3-Phenyl-5-methylisoxazole-4-carboxylic Acid; 4-Carboxy-5-methyl-3-phenylisoxazole; 5-Methyl-3-phenylisoxazole-4-carboxylic Acid; NSC 76870; Close 3-Phenyl-5-methylisoxazole-4-carboxylic Acid; 4-Carboxy-5-methyl-3-phenylisoxazole; 5-Methyl-3-phenylisoxazole-4-carboxylic Acid; NSC 76870; Related products Oxacillin EP Impurity C M.F. M.W. 203.19 CAT# AR-M02640 CAS# 1136-45-4 Oxacillin Sodium Salt Monohydrate M.F. M.W. 400.43; 22.99; 18.02 CAT# AR-O08834 CAS# 7240-38-2 Oxacillin EP Impurity E M.F. M.W. 435.9 CAT# AR-O08900 CAS# 61-72-3 Oxacillin EP Impurity F M.F. M.W. 417.5 CAT# AR-O08901 CAS# 5053-35-0