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Betamethasone Dipropionate :
9-Fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-diene-17,21-diyl dipropanoate ; CAS : 5593-20-4 ; C28H37FO7 ; MW: 504.59 ; |
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Betamethasone Dipropionate Impurity A:
9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione ; CAS : 378-44-9 ; C22H29FO5 ; MW: 392.46 ; |
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Betamethasone Dipropionate Impurity B:
Betamethasone 17-Propionate ; 9-Fluoro-11β,21-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate ; CAS : 5534-13-4 ; C25H33FO6 ; MW: 448.52 ; |
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Betamethasone Dipropionate Impurity C:
Betamethasone 21-Propionate ; 9-fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl propanoate ; CAS : 75883-07-7 ; C25H33FO6 ; MW: 448.52 ; |
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Betamethasone Dipropionate Impurity D:
Betamethasone 21-Acetate 17-Propionate ; 21-(Acetyloxy)-9-fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate ; CAS : 5514-81-8 ; C27H35FO7 ; MW: 490.56 ; |
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Betamethasone Dipropionate Impurity E:
Beclometasone Dipropionate ; 9-Chloro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-diene-17,21-diyl dipropanoate ; CAS : 5534-09-8 ; C28H37ClO7 ; MW: 521.04 ; |
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Betamethasone Dipropionate Impurity F :
9β,11β-Epoxy Betamethasone Dipropionate ; 9,11β-Epoxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-17,21-diyl dipropanoate ; CAS : 66917-44-0 ; C28H36O7 ; MW: 484.58 ; |
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Betamethasone Dipropionate Impurity G:
Betamethasone Tripropionate ; 9-Fluoro-16β-methyl-3,20-dioxopregna-1,4-diene-11β,17,21-triyl tripropanoate ; CAS :1186048-33-8 ; C31H41FO8 ; MW: 560.65 ; |
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Betamethasone Dipropionate Impurity H: 6α-Bromo-Betamethasone Dipropionate ; 6α-Bromo-9-fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-diene-17,21-diyl dipropanoate ; CAS : 1186048-34-9 ; C28H36BrFO7 ; MW: 583.48 ; |
