Betamethasone Impurities

  • CAS No.: 114488-14-1 - 9

    9,11-epoxy-1,2-Dihydro Beatamethasone

    CAS No. : 114488-14-1
    Synonyms : 17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnen-(4)-dione; 9β,11β-Epoxy-17,21-dihydroxy-16β-methyl-pregn-4-ene-3,20-dione
    Catalog No. : SA26611

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  • CAS No.: 981-34-0 - Betamethasone EP Impurity E

    Betamethasone EP Impurity E

    CAS No. : 981-34-0
    Synonyms : Beclomethasone Dipropionate EP Impurity R; Betamethasone USP RC E; Betamethasone 9,11-Epoxy Impurity; 9,11β-Epoxy-17,21-dihydroxy-16β-methyl-9β-pregna-1,4-diene-3,20-dione; (9β,11β,16β)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
    Catalog No. : SA26605

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  • CAS No.: 50-02-2 - Betamethasone EP Impurity A

    Betamethasone EP Impurity A

    CAS No. : 50-02-2
    Synonyms : Dexamethasone; 16α-Methyl-9α-fluoroprednisolone; (11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; Dexamethasone Sodium Phosphate EP Impurity A
    Catalog No. : SA26601

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  • CAS No.: 378-44-9 - Betamethasone

    Betamethasone

    CAS No. : 378-44-9
    Synonyms : Betamethasone Dipropionate EP Impurity A; 9α-Fluoro-16β-methylprednisolone; Betadexamethasone; Flubenisolone; Dexamethasone EP Impurity B; Betamethasone Valerate EP Impurity A; Betamethasone Acetate EP Impurity A; 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione; (11β,16β)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione
    Catalog No. : SA26600

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  • CAS No.: 18383-24-9 - Betamethasone EP Impurity J

    Betamethasone EP Impurity J

    CAS No. : 18383-24-9
    Synonyms : 9-Desfluoro-11-deoxy Betamethasone; 17,21-Dihydroxy-16β-methylpregna-1,4-diene-3,20-dione; 16β-Methyl-17α,21-Dihydroxypregna-1,4-diene-3,20-dione; (8S,9S,10S,13S,14S,16S,17R)-17-Hydroxy-17-(2-hydroxyacetyl)-9,10,13,16-tetramethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
    Catalog No. : SA26610

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  • CAS No.: 185613-69-8 - Betamethasone EP Impurity I

    Betamethasone EP Impurity I

    CAS No. : 185613-69-8
    Synonyms : 9-Desfluoro-8-fluoro Betamethasone; 8-Fluoro-11β,17,21-trihydroxy-16β-methyl-8α,9β-pregna-1,4-diene-3,20-dione; (9beta)-8alpha-Fluoro-11beta,17alpha,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione
    Catalog No. : SA26609

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  • CAS No.: 185613-71-2 - Betamethasone EP Impurity H

    Betamethasone EP Impurity H

    CAS No. : 185613-71-2
    Synonyms : 9-Desfluoro-14-fluoro Betamethasone; 14-Fluoro-11β,17,21-trihydroxy-16β-methyl-8α,9β,14β-pregna-1,4-diene-3,20-dione
    Catalog No. : SA26608

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  • CAS No.: 85700-75-0 - Betamethasone EP Impurity G

    Betamethasone EP Impurity G

    CAS No. : 85700-75-0
    Synonyms : 11alpha,17,21-Trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione; 11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
    Catalog No. : SA26607

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  • CAS No.: 330157-04-5 - Betamethasone EP Impurity F

    Betamethasone EP Impurity F

    CAS No. : 330157-04-5
    Synonyms : 9-Desfluoro-11-deshydroxy-11,12-dehydro Betamethasone; (16β)-17,21-Dihydroxy-16-methyl-Pregna-1,4,11-triene-3,20-dione; (8S,9S,10R,13S,14S,16S,17R)-17-Hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one
    Catalog No. : SA26606

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  • CAS No.: 52619-05-3 - Betamethasone EP Impurity D

    Betamethasone EP Impurity D

    CAS No. : 52619-05-3
    Synonyms : Betamethasone 21-O-Ethyl Carbonate; Betamethasone 21-(ethyl carbonate); (11β,16β)- 21-[(Ethoxycarbonyl)oxy]-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione; 9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl ethoxycarboxylate
    Catalog No. : SA26604

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  • CAS No.: 13504-15-9 - Betamethasone EP Impurity C

    Betamethasone EP Impurity C

    CAS No. : 13504-15-9
    Synonyms : Betamethasone USP RC C; (16β)-17,21-Dihydroxy-16β-methyl-pregna-1,4,9(11)-triene-3,20-dione; 17,21-Dihydroxy-16β-methylpregna-1,4,9(11)-triene-3,20-dione
    Catalog No. : SA26603

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  • CAS No.: 25122-41-2 - Betamethasone EP Impurity B

    Betamethasone EP Impurity B

    CAS No. : 25122-41-2
    Synonyms : Clobetasol; Clobetasol Propionate EP Impurity G; 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
    Catalog No. : SA26602

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