Chemical Name: 16α,17-[(1RS)-butylidenebis(oxy)]-11β,21-dihydroxypregna-1,4,14-triene-3,20-dione (as per EP); 16α,17-[Butylidenebis(oxy)]-11β,21-dihydroxypregna-1,4,14-triene-3,20-dione (as per USP)
Synonym: Budesonide USP Related Compound E ; 14,15-Dehydrobudesonide (USP)