981-34-0

DB11 (9β,11β,16β)- Einecs 213-563-4 9beta,11beta-Epoxy-1 Betamethasone epoxide 16-beta Methyl Epoxid 16-BETA METHYL EPOXIDE DB11(16B-Methyl Epoide) DB11(16β-Methyl Epoide) Beclomethasone Impurity 6 Betamethasone 9,11-Epoxide Beclomethasone EP Impurity R Pregna-1,4-diene-3,20-dione,9 9,11beta-Epoxy-17,21-dihydroxy-16be Beclomethasone propionate EP impurity R Beclometasone Dipropionate?EP Impurity R Betamethasone Impurity 5（Betamethasone EP Impurity E） 9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 17α,21-dihydroxy-9β,11β-epoxy-16β-methylpregna-1,4-diene-3,20-dione Beclomethasone Impurity 15(Beclometasone Dipropionate EP Impurity R) (9β)-9,11β-Epoxy-16β-methyl-17,21-dihydroxypregna-1,4-diene-3,20-dione (9β,11β,16β)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (9β,11β,16β)- Beta,11beta-Epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione 9beta,11beta-epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione 9Beta,11beta-Epoxy-17alpha,21-dihydroxy-16beta-methylene-pregna-1,4-diene-3,20-dione[DB11] (4aS,4bS,5aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-triMethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one (4aS,4bS,5aS,6aS,7R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a-Dimethyl-8-methylene-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one