Budesonide EP Impurity L Catalogue B501472 CAS 216453-74-6 M.W 428.53 M.F C25H32O6 Specifications FAQs Synonyms:(6aR,6bS,8aS,8bS,11aR,12aS,12bS)-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,6a,6b,8,8a,8b,11a,12,12a,12b-decahydro-4H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxole-4,7(2H)-dione