Prednisone Impurities

16α-Hydroxy Prednisone

CAS No. : 3754-05-0
Synonyms : 11-Keto-16alpha-hydroxyprednisolone; 16α,17,21-Trihydroxy-pregna-1,4-diene-3,11,20-trione; (8S,9S,10R,13S,14S,16R,17S)-16,17-dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione
Catalog No. : SA26218
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21-(Acetyloxy)-pregna-1,4,16-triene-3,11,20-trione

CAS No. : 82423-35-6
Synonyms : 21-Hydroxy-pregna-1,4,16-triene-3,11,20-trione 21-Acetate
Catalog No. : SA26217
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16-Dehydro 17-Dehydroxy Prednisone

CAS No. : 102447-86-9
Synonyms : 21-Hydroxypregna-1,4,16-triene-3,11,20-trione; (8S,9S,10R,13S,14S)-17-(2-hydroxyacetyl)-10,13-dimethyl-7,8,9,12,14,15-hexahydro-6H-cyclopenta[a]phenanthrene-3,11-dione
Catalog No. : SA26216
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∆9,11 prednisone

CAS No. : 10184-69-7
Synonyms : Prednisone EP Impurity D; 17,21-Dihydroxypregna-1,4,9(11)-triene-3,20-dione; Deltacortinene
Catalog No. : SA26215
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6α-Methyl Prednisone 21-Acetate

CAS No. : 115321-98-7
Synonyms : (6α)-21-(acetyloxy)-17-hydroxy-6-methylpregna-1,4-diene-3,11,20-trione; 17,21-Dihydroxy-6α-methylpregna-1,4-diene-3,11,20-trione 21-Acetate
Catalog No. : SA26214
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6α-Methyl Prednisone

CAS No. : 91523-05-6
Synonyms : Methylprednisolone EP Impurity A; Methylprednisolone USP RC A; 17,21-Dihydroxy-6α-methylpregna-1,4-diene-3,11,20-trione; (6α)-17,21-Dihydroxy-6-methylpregna-1,4-diene-3,11,20-trione; 1,4-Pregnadien-6-α-methyl-17,21-diol-3,11,20-trione
Catalog No. : SA26213
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6β-Hydroxyprednisone

CAS No. : 95283-34-4
Synonyms : (6β)-6,17,21-Trihydroxy-pregna-1,4-diene-3,11,20-trione; 6β,17,21-Trihydroxy-pregna-1,4-diene-3,11,20-trione; (6R,8S,9S,10R,13S,14S,17R)-6,17-Dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthrene-3,11(6H)-dione
Catalog No. : SA26212
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20-Hydroxymethyl Prednisone (Mixture of Diastereomers)

CAS No. : 1620672-12-9
Synonyms : (6S,8S,9S,10R,13S,14S,17R)-17-(1,2-dihydroxyethyl)-17-hydroxy-6,10,13-trimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthrene-3,11(6H)-dione; (17α)20,21-Trihydroxy-6α-methylpregn-1,4-diene-3,11-dione
Catalog No. : SA26211
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4,5-Dihydro Prednisone

CAS No. : 103881-93-2
Synonyms : (5α)-17,21-Dihydroxypregn-1-ene-3,11,20-trione; 17,21-Dihydroxy-5α-Pregn-1-ene-3,11,20-trione; 17alpha,21-dihydroxy-5alpha-pregn1-ene-3,11,20-trione; (5S,8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-4,5,6,7,8,9,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,11-dione
Catalog No. : SA26210
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16,21-Didehydro 17-Dehydroxy Prednisone

CAS No. : NA
Synonyms : 3,11,20-Trioxopregna-1,4,16-trien-21-al; 16-Dehydro 17-Dehydroxy Prednisone 21-Aldehyde
Catalog No. : SA26209
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21-Dehydro-6α-methyl Prednisone

CAS No. : NA
Synonyms : (6α)-17-Hydroxy-6-methyl-3,11,20-trioxopregna-1,4-dien-21-al
Catalog No. : SA26208
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21-Dehydro Meprednisone

CAS No. : NA
Synonyms : (16β)-17-Hydroxy-16-methyl-3,11,20-trioxopregna-1,4-dien-21-al
Catalog No. : SA26207
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21-Dehydro-6α-chloro Prednisone

CAS No. : NA
Synonyms : (6α)-6-Chloro-17-hydroxy-3,11,20-trioxopregna-1,4-dien-21-al
Catalog No. : SA26206
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6α-Chloro Prednisone

CAS No. : 52080-57-6
Synonyms : Chloroprednisone; chloroprednisonum; (6α)-6-Chloro-17,21-dihydroxypregna-1,4-diene-3,11,20-trione; 6α-Chloro-1,4-pregnadiene-17α,21-diol-3,11,20-trione; 6α-Chloro-17,21-dihydroxypregna-1,4-diene-3,11,20-trione
Catalog No. : SA26205
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Prednisone 21-Sulfate Ester Sodium Salt

CAS No. : 113092-08-3
Synonyms : 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione 21-(Hydrogen Sulfate) Sodium Salt
Catalog No. : SA26204
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Prednisone 21-Acetate

CAS No. : 125-10-0
Synonyms : 1-Dehydrocortisone Acetate; d-Cortelan; Prednisone acetate; 21-(Acetyloxy)-17-hydroxy-pregna-1,4-diene-3,11,20-trione; 21-Acetoxy-17α-hydroxypregna-1,4-diene-3,11,20-trione; Prednisone Acetate; 1-Cortisone 21-Acetate
Catalog No. : SA26203
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Prednisone 21-Aldehyde

CAS No. : 70522-55-3
Synonyms : 17-Hydroxy-3,11,20-trioxopregna-1,4-dien-21-al; 2-[(8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoacetaldehyde
Catalog No. : SA26202
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Prednisone 17, 21-Diacetate

CAS No. : 6677-19-6
Synonyms : 17,21-Bis(acetyloxy)-pregna-1,4-diene-3,11,20-trione; 17,21-Dihydroxy-pregna-1,4-diene-3,11,20-trione Diacetate; Acetic acid (8S,9S,10R,13S,14S,17R)-17-(2-acetoxy-acetyl)-10,13-dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[alpha]phenanthren-17-yl ester; [2-[(8S,9S,10R,13S,14S,17R)-17-acetyloxy-10,13-dimethyl-3,11-dioxo-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate
Catalog No. : SA26201
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Prednisone

CAS No. : 53-03-2
Synonyms : Δ1-Dehydrocortisone; Dehydrocortisone; Prednisolone EP Impurity B; 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione; 1,2-Dehydrocortisone; 1,4-Pregnadiene-17α,21-diol-3,11,20-trione
Catalog No. : SA26200
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