Clobetasol Propionate Impurities

Clobetasone Butyrate EP Impurity H; 11 Keto Clobetasol Propionate Impurity

CAS No. : 25122-56-9
Synonyms : 21-chloro-9-fluoro-16β-methyl-3,11,20-trioxopregna-1,4-dien-17-yl propanoate; 17-O-propionyl clobetasone; (1R,2S,10S,11S,13S,14R,15S)-14-(2-Chloroacetyl)-1-fluoro-2,13,15-trimethyl-5,17-dioxotetracyclo[8.7.0.02,7.011,15]heptadeca-3,6-dien-14-yl propionate
Catalog No. : SA17113
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Clobetasol Propionate

CAS No. : 25122-46-7
Synonyms : 21-Chloro-21-deoxybetamethasone 17-Propionate; Clobetasol 17-Propionate; 21-Chloro-9-ﬂuoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate; (11β,16β)-21-Chloro-9-fluoro-11-hydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione
Catalog No. : SA17112
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Clobetasol Propionate EP Impurity K

CAS No. : 75883-07-7
Synonyms : Betamethasone 21-propionate; 9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl propanoate; (11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-21-(1-oxopropoxy)pregna-1,4-diene-3,20-dione
Catalog No. : SA17111
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Clobetasol Propionate EP Impurity J

CAS No. : 1486466-31-2
Synonyms : Clobetasol Propionate USP RC A; (17R)-4′-chloro-5′-ethyl-9-ﬂuoro-11β-hydroxy-16β-methylspiro[androsta-1,4-diene-17,2′(3′H)-furan]-3,3′-dione
Catalog No. : SA17110
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Clobetasol Propionate EP Impurity I

CAS No. : 15423-80-0
Synonyms : Betamethasone 17-Propionate 21-Mesylate; (11β,16β)-9-Fluoro-11-hydroxy-16-methyl-21-[(methylsulfonyl)oxy]-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione; 9-Fluoro-11β-hydroxy-16β-methyl-21-[(methylsulfonyl)oxy]-3,20-dioxopregna-1,4-dien-17-yl propanoate
Catalog No. : SA17109
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Clobetasol Propionate EP Impurity H

CAS No. : 4351-48-8
Synonyms : 21-Deschloro Clobetasol 17-Propionate; 9-Fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate; (11β,16β)-9-Fluoro-11-hydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione; 21-Deoxybetamethasone 17-Propionate
Catalog No. : SA17108
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Clobetasol Propionate EP Impurity G

CAS No. : 25122-41-2
Synonyms : Clobetasol; 21-Chloro-9-ﬂuoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione; (11β,16β)-21-Chloro-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione; (8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-chloroacetyl)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one
Catalog No. : SA17107
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Clobetasol Propionate EP Impurity F

CAS No. : 2412496-00-3
Synonyms : 9-Fluoro-11β-hydroxy-16β-methyl-3-oxopregna-1,4,17(20)-trien-21-oic acid
Catalog No. : SA17106
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Clobetasol Propionate EP Impurity E

CAS No. : NA
Synonyms : 9-Desfluoro Clobetasol propionate; 21-Chloro-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate
Catalog No. : SA17105
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Clobetasol Propionate EP Impurity D

CAS No. : 25120-99-4
Synonyms : 1,2-Dihydroclobetasol 17-Propionate; 21-Chloro-9-ﬂuoro-11β-hydroxy-16β-methyl-3,20-dioxopregn-4-en-17-yl propanoate
Catalog No. : SA17104
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Clobetasol Propionate EP Impurity C

CAS No. : 25122-52-5
Synonyms : 21-Chloro-9-ﬂuoro-11β-hydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate; (11β,16α)-21-Chloro-9-fluoro-11-hydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione; [(8S,9R,10S,11S,13S,14S,16R,17R)-17-(2-chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate
Catalog No. : SA17103
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Clobetasol Propionate EP Impurity B

CAS No. : 1356190-17-4
Synonyms : 21-Chloro-9-ﬂuoro-11β-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione; (11β)-21-Chloro-9-fluoro-11-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione
Catalog No. : SA17102
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Clobetasol Propionate EP Impurity A

CAS No. : 5534-13-4
Synonyms : Betamethasone 17-propionate; Betamethasone Dipropionate EP Impurity B; 9-Fluoro-11β,21-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate; Betamethasone 17α-Propionate; (11β,16β)-9-Fluoro-11,21-dihydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione
Catalog No. : SA17101
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