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    Dexamethasone Impurity I (21-Dehydro Dexamethasone)

    Dexamethasone Impurity I (21-Dehydro Dexamethasone)

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde

    Molecular Formula

    C22H27FO5

    Molecular Weight

    390.46

    Catalogue Number

    AR-D01590

    Parent Drug

    DEXAMETHASONE

    CAS Number

    2964-79-6

    Common Package:10,25,50,100 mg

    Collections: DEXAMETHASONE

    Category: 2964-79-6 AR-D01590 C22H27FO5 DEXAMETHASONE

    RELATED PRODUCTS
    Dexamethasone Sodium Phosphate EP Impurity F Disodium Salt

    Synonym

    ((2R,4aS,4bS,10aS,10bR,11S,12aS)-10b-fluoro-2,11-dihydroxy-3,10a,12a-trimethyl-1,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-2-yl)methyl phosphate disodium

    Molecular Formula

    C22H28FO8P : 2Na

    Molecular Weight

    470.4; 2(23.0)

    Catalogue Number

    AR-D05983

    Parent Drug

    DEXAMETHASONE

    CAS Number

    NA
    Dexamethasone Sodium Phosphate EP Impurity E Disodium Salt

    Synonym

    ((2S,4aS,4bS,10aS,10bR,11S,12aS)-10b-fluoro-2,11-dihydroxy-3,10a,12a-trimethyl-1,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-2-yl)methyl phosphate disodium

    Molecular Formula

    C22H28FO8P : 2Na

    Molecular Weight

    470.4; 2(23.0)

    Catalogue Number

    AR-D05980

    Parent Drug

    DEXAMETHASONE

    CAS Number

    NA
    Dexamethasone Sodium Phosphate EP Impurity D

    Synonym

    16(17)a-Homodexamethasone Phosphate; D-Homo-B-derivative Dexamethasone; ((1S,3R,10aS,10bR,11S,12aS)-10b-fluoro-1,11-dihydroxy-3,10a,12a-trimethyl-2,8-dioxo-
    1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-1-yl)methyl phosphate

    Molecular Formula

    C22H30FO8P

    Molecular Weight

    472.45

    Catalogue Number

    AR-D05920

    Parent Drug

    DEXAMETHASONE

    CAS Number

    NA
    (8S,9R,10S,11S,13S,14S,16R,17R)-9-bromo-17-(2-((ethoxycarbonyl)oxy)acetyl)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-11-yl formate

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-bromo-17-(2-((ethoxycarbonyl)oxy)acetyl)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-11-yl formate

    Molecular Formula

    C26H33BrO8

    Molecular Weight

    553.45

    Catalogue Number

    AR-D01641

    Parent Drug

    DEXAMETHASONE

    CAS Number

    192447-02-2
    ethyl (2-((8S,10S,13S,14S,16R,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl) carbonate

    Synonym

    ethyl (2-((8S,10S,13S,14S,16R,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl) carbonate

    Molecular Formula

    C25H32O6

    Molecular Weight

    428.53

    Catalogue Number

    AR-D01640

    Parent Drug

    DEXAMETHASONE

    CAS Number

    89561-92-2
    2-((8R,9S,10R,13S,14S,16R,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

    Synonym

    2-((8R,9S,10R,13S,14S,16R,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

    Molecular Formula

    C24H32O5

    Molecular Weight

    400.52

    Catalogue Number

    AR-D01639

    Parent Drug

    DEXAMETHASONE

    CAS Number

    24510-54-1
    (8S,9R,10S,11R,13S,14S,16R,17R)-9-fluoro-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

    Synonym

    (8S,9R,10S,11R,13S,14S,16R,17R)-9-fluoro-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

    Molecular Formula

    C22H29FO5

    Molecular Weight

    392.47

    Catalogue Number

    AR-D01638

    Parent Drug

    DEXAMETHASONE
    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetic acid

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetic acid

    Molecular Formula

    C22H27FO6

    Molecular Weight

    406.45

    Catalogue Number

    AR-D01637

    Parent Drug

    DEXAMETHASONE
    Dexamethasone-17,21-dipropionate

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate

    Molecular Formula

    C28H37FO7

    Molecular Weight

    504.60

    Catalogue Number

    AR-D01636

    Parent Drug

    DEXAMETHASONE

    CAS Number

    55541-30-5
    Paramethasone Acetate

    Synonym

    2-((6S,8S,9S,10R,11S,13S,14S,16R,17R)-6-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

    Molecular Formula

    C24H31FO6

    Molecular Weight

    434.50

    Catalogue Number

    AR-D01635

    Parent Drug

    DEXAMETHASONE

    CAS Number

    1597-82-6
    Dexamethasone 17-Propionate

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate

    Molecular Formula

    C25H33FO6

    Molecular Weight

    448.53

    Catalogue Number

    AR-D01633

    Parent Drug

    DEXAMETHASONE

    CAS Number

    15423-89-9
    (10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,13,14,15,16,17-octahydro-3H-cyclopenta[a]phenanthren-3-one

    Synonym

    (10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,13,14,15,16,17-octahydro-3H-cyclopenta[a]phenanthren-3-one

    Molecular Formula

    C22H26O4

    Molecular Weight

    354.45

    Catalogue Number

    AR-D01632

    Parent Drug

    DEXAMETHASONE
    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carbaldehyde

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carbaldehyde

    Molecular Formula

    C21H27FO4

    Molecular Weight

    362.44

    Catalogue Number

    AR-D01631

    Parent Drug

    DEXAMETHASONE
    Dexamethasone-21-Formate

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl formate

    Molecular Formula

    C23H29FO6

    Molecular Weight

    420.48

    Catalogue Number

    AR-D01630

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Acetate EP Impurity B

    Synonym

    2-((8R,9S,10R,11S,13R,14R,16R,17R)-14-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

    Molecular Formula

    C24H31FO6

    Molecular Weight

    434.50

    Catalogue Number

    AR-D01628

    Parent Drug

    DEXAMETHASONE
    Dexamethasone 21-tertbutylacetate

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl 3,3-dimethylbutanoate

    Molecular Formula

    C28H39FO6

    Molecular Weight

    490.62

    Catalogue Number

    AR-D01625

    Parent Drug

    DEXAMETHASONE

    CAS Number

    24668-75-5
    6-Keto Dexamethasone

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthrene-3,6(10H)-dione

    Molecular Formula

    C22H27FO6

    Molecular Weight

    406.45

    Catalogue Number

    AR-D01624

    Parent Drug

    DEXAMETHASONE
    17-Oxo Dexamethasone

    Synonym

    (8S,9R,10S,11S,13S,14S,16R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3H-cyclopenta[a]phenanthrene-3,17(6H)-dione

    Molecular Formula

    C20H25FO3

    Molecular Weight

    332.42

    Catalogue Number

    AR-D01623

    Parent Drug

    DEXAMETHASONE

    CAS Number

    1880-61-1
    6-alpha-Hydroxy Dexamethasone

    Synonym

    (6S,8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-6,11,17-trihydroxy-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

    Molecular Formula

    C22H29FO6

    Molecular Weight

    408.47

    Catalogue Number

    AR-D01622

    Parent Drug

    DEXAMETHASONE

    CAS Number

    111897-35-9
    6-beta Hydroxy Dexamethasone

    Synonym

    (6R,8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-6,11,17-trihydroxy-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

    Molecular Formula

    C22H29FO6

    Molecular Weight

    408.47

    Catalogue Number

    AR-D01621

    Parent Drug

    DEXAMETHASONE

    CAS Number

    55879-47-5
    Dexamethasone Acetate EP Impurity E

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

    Molecular Formula

    C24H33FO6

    Molecular Weight

    436.52

    Catalogue Number

    AR-D01620

    Parent Drug

    DEXAMETHASONE

    CAS Number

    1524-94-3
    (8S,9R,10S,11S,13S,14S,16R,17S)-17-ethyl-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17S)-17-ethyl-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

    Molecular Formula

    C23H31FO4

    Molecular Weight

    390.50

    Catalogue Number

    AR-D01619

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Acid Ethyl Ester

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-ethyl 9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylate

    Molecular Formula

    C23H31FO5

    Molecular Weight

    406.49

    Catalogue Number

    AR-D01617

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Oxetanone

    Synonym

    (2'R,8S,9R,10S,11S,13S,14S,16R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,2'-oxetane]-3,3'(6H)-dione

    Molecular Formula

    C22H27FO4

    Molecular Weight

    374.45

    Catalogue Number

    AR-D01616

    Parent Drug

    DEXAMETHASONE

    CAS Number

    4089-36-5
    (8S,9R,10S,11S,13S,14S,16R,17R)-17-acetyl-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-17-acetyl-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

    Molecular Formula

    C22H29FO4

    Molecular Weight

    376.47

    Catalogue Number

    AR-D01615

    Parent Drug

    DEXAMETHASONE

    CAS Number

    426-15-3
    Dexamethasone EP Impurity E

    Synonym

    (8S,10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

    Molecular Formula

    C22H28O4

    Molecular Weight

    356.46

    Catalogue Number

    AR-D01613

    Parent Drug

    DEXAMETHASONE

    CAS Number

    13209-41-1
    Dexamethasone EP Impurity D

    Synonym

    (4aS,4bS,5aS,6aS,7R,8R,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;Ā  Mometasone Impurity L

    Molecular Formula

    C22H28O5

    Molecular Weight

    372.5

    Catalogue Number

    AR-D01612

    Parent Drug

    DEXAMETHASONE

    CAS Number

    24916-90-3
    Dexamethasone Sodium Phosphate Diester

    Synonym

    bis(2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl) hydrogen phosphate, sodium salt

    Molecular Formula

    C44H56F2O12P. Na

    Molecular Weight

    845.90 22.99

    Catalogue Number

    AR-D01611

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Phenylpropionate

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl 3-phenylpropanoate

    Molecular Formula

    C31H37FO6

    Molecular Weight

    524.63

    Catalogue Number

    AR-D01610

    Parent Drug

    DEXAMETHASONE

    CAS Number

    1879-72-7
    Dexamethasone Sodium Phosphate EP Impurity C Disodium Salt

    Synonym

    sodium ((1R,3R,4aS,4bS,10aS,10bR,11S,12aS)-10b-fluoro-1,11-dihydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-1-yl)methyl phosphate; D-Homo A Derivative of Dexamethasone

    Molecular Formula

    C22H28FO8P : 2Na

    Molecular Weight

    472.45 : 2(23.0)

    Catalogue Number

    AR-D01609

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Sodium Phosphate EP Impurity D Disodium Salt

    Synonym

    sodium ((1S,3R,4aS,4bS,10aS,10bR,11S,12aS)-10b-fluoro-1,11-dihydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-1-yl)methyl phosphate; D-Homo B Derivative of Dexamethasone

    Molecular Formula

    C22H28FO8P 2Na

    Molecular Weight

    470.44 2x22.99

    Catalogue Number

    AR-D01608

    Parent Drug

    DEXAMETHASONE

    CAS Number

    N/A
    Dexamethasone 21-Phosphate-d4

    Synonym

    Dexamethasone 21-Phosphate-d4

    Molecular Formula

    C22H26FO8PD4

    Molecular Weight

    476.48

    Catalogue Number

    AR-D01607

    Parent Drug

    DEXAMETHASONE

    CAS Number

    N/A
    Dexamethasone Sodium Phosphate EP Impurity H

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl phosphate

    Molecular Formula

    C22H32FO8P

    Molecular Weight

    474.47

    Catalogue Number

    AR-D01606

    Parent Drug

    DEXAMETHASONE

    CAS Number

    162968-22-1
    Dexamethasone Sodium Phosphate Impurity B

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl dihydrogen phosphate

    Molecular Formula

    C22H30FO8P

    Molecular Weight

    472.45

    Catalogue Number

    AR-D01605

    Parent Drug

    DEXAMETHASONE

    CAS Number

    360-63-4
    Dexamethasone EP Impurity A

    Synonym

    (8R,9S,10R,11S,13R,14R,16R,17R)-14-fluoro-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

    Molecular Formula

    C22H29FO5

    Molecular Weight

    392.47

    Catalogue Number

    AR-D01604

    Parent Drug

    DEXAMETHASONE
    Dexamethasone Phosphate Impurity

    Synonym

    (1R,8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-17-(2-(phosphonooxy)acetyl)-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-1-sulfonic acid, disodium salt

    Molecular Formula

    C22H30FO11PS 2 Na

    Molecular Weight

    552.51 2x22.99

    Catalogue Number

    AR-D01603

    Parent Drug

    DEXAMETHASONE

    CAS Number

    N/A
    Dexamethasone Biotin

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-N-(5-(5-(2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamido)pentyl)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxamide

    Molecular Formula

    C36H53FN4O6S

    Molecular Weight

    688.91

    Catalogue Number

    AR-D01602

    Parent Drug

    DEXAMETHASONE

    CAS Number

    85679-56-7
    Dexamethasone-17-Ketone (Mixture of Diastereomers)

    Synonym

    (8S,9R,10S,11S,13S,14S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3H-cyclopenta[a]phenanthrene-3,17(6H)-dione

    Molecular Formula

    C20H25FO3

    Molecular Weight

    332.42

    Catalogue Number

    AR-D01601

    Parent Drug

    DEXAMETHASONE

    CAS Number

    2285-53-2
    Dexamethasone 17-Formyloxy-17-Acid

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-17-(formyloxy)-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

    Molecular Formula

    C22H27FO6

    Molecular Weight

    406.46

    Catalogue Number

    AR-D01600

    Parent Drug

    DEXAMETHASONE

    CAS Number

    473273-04-0
    Dexamethasone-17(20)-enol-21-aldehyde

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)-2-hydroxyacetaldehyde

    Molecular Formula

    C22H27FO4

    Molecular Weight

    374.45

    Catalogue Number

    AR-D01599

    Parent Drug

    DEXAMETHASONE

    CAS Number

    6762-51-2
    Dexamethasone EP Impurity K

    Synonym

    (10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,10,12,13,14,15,16,17-octahydro-3H-cyclopenta[a]phenanthren-3-one

    Molecular Formula

    C22H26O4

    Molecular Weight

    354.45

    Catalogue Number

    AR-D02677

    Parent Drug

    DEXAMETHASONE
    Dexamethasone EP Impurity J

    Synonym

    (8S,9S,10R,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthrene-3,11(6H)-dione

    Molecular Formula

    C22H28O5

    Molecular Weight

    372.46

    Catalogue Number

    AR-D01597

    Parent Drug

    DEXAMETHASONE

    CAS Number

    2036-77-3
    Dexamethasone EP Impurity I

    Synonym

    (4aS,4bR,5aR,6aS,7R,8R,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

    Molecular Formula

    C22H28O5

    Molecular Weight

    372.46

    Catalogue Number

    AR-D01596

    Parent Drug

    DEXAMETHASONE

    CAS Number

    14622-47-0
    Dexamethasone EP Impurity F

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17S)-9-fluoro-11-hydroxy-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

    Molecular Formula

    C22H29FO4

    Molecular Weight

    376.47

    Catalogue Number

    AR-D01595

    Parent Drug

    DEXAMETHASONE

    CAS Number

    382-67-2
    21-Hemiacetal Dexamethasone

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-17-(2-hydroxy-2-methoxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

    Molecular Formula

    C23H31FO6

    Molecular Weight

    422.49

    Catalogue Number

    AR-D01594

    Parent Drug

    DEXAMETHASONE

    CAS Number

    473273-03-9
    Dexamethasone Sodium Phosphate EP Impurity G (Dexamethasone Acid)

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

    Molecular Formula

    C21H27FO5

    Molecular Weight

    378.44

    Catalogue Number

    AR-D01593

    Parent Drug

    DEXAMETHASONE

    CAS Number

    37927-01-8
    Dexamethasone Sodium Phosphate EP Impurity C

    Synonym

    16(17)a-17R-Homodexamethasone Phosphate; D-Homo A Derivative Dexamethasone; ((1R,3R,10aS,10bR,11S,12aS)-10b-fluoro-1,11-dihydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-1-yl)methyl phosphate

    Molecular Formula

    C22H30FO8P

    Molecular Weight

    472.45

    Catalogue Number

    AR-D05909

    Parent Drug

    DEXAMETHASONE

    CAS Number

    N/A
    Dexamethasone Impurity C

    Synonym

    (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

    Molecular Formula

    C22H31FO5

    Molecular Weight

    394.49

    Catalogue Number

    AR-D01591

    Parent Drug

    DEXAMETHASONE

    CAS Number

    426-17-5
    21-Dehydro-17-Deoxy-Dexamethasone

    Synonym

    2-((8S,9R,10S,11S,13S,14S,16R,17S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde

    Molecular Formula

    C22H27FO4

    Molecular Weight

    374.46

    Catalogue Number

    AR-D01589

    Parent Drug

    DEXAMETHASONE

    CAS Number

    1188271-71-7