Dexamethasone-impurities | Pharmaffiliates

dexamethasone and its Impurities

A steroidal drug which is used to treat several diseases related to inflammation and autoimmune conditions. It can be administered orally, injected into the muscle or intravenously. Also used in dental surgery, pregnancy and vetenirerey use.. Reference standards of Dexamethasone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 43 results for dexamethasone Impurities
PAI 04 006163

((2'R,3'S,10S,13S,16R)-10,13,16-Trimethyl-3-oxo-3'-((trimethylsilyl)oxy)-3,6,7,8,10,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,2'-oxiran]-3'-yl)methyl Acetate

((2'R,3'S,10S,13S,16R)-10,13,16-Trimethyl-3-oxo-3'-((trimethylsilyl)oxy)-3,6,7,8,10,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,2'-oxiran]-3'-yl)methyl Acetate


  • Catalogue No.:PAI 04 006163

  • CAS :

    NA

  • Molecular Formula : C27H38O5Si

  • Molecular Weight : 470.68

PA IPRS 39 16

Dexamethasone Sodium Phosphate(IPRS/39/16)-from IPC

Dexamethasone Sodium Phosphate(IPRS/39/16)-from IPC


  • Catalogue No.:PA IPRS 39 16

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 04 0511010

21-​Hemiacetal dexamethasone

21-​Hemiacetal dexamethasone


  • Catalogue No.:PA 04 0511010

  • CAS :

    473273-03-9

  • Molecular Formula : C23H31FO6

  • Molecular Weight : 422.49

PA 04 0511011

6-alpha-Hydroxy Dexamethasone

6-alpha-Hydroxy Dexamethasone


  • Catalogue No.:PA 04 0511011

  • CAS :

    111897-35-9

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

PA 04 0511008

Dexamethasone 17-propionate

Dexamethasone 17-propionate


  • Catalogue No.:PA 04 0511008

  • CAS :

    15423-89-9

  • Molecular Formula : C25H33FO6

  • Molecular Weight : 448.53

PA 04 0511012

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-hydroxyacetic acid

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-hydroxyacetic acid


  • Catalogue No.:PA 04 0511012

  • CAS :

    84449-16-1

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

PA 04 0511014

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

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


  • Catalogue No.:PA 04 0511014

  • CAS :

    2964-81-0

  • Molecular Formula : C22H27FO5

  • Molecular Weight : 390.45

PA 04 0901001

((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 dihydrogen phosphate

((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 dihydrogen phosphate


  • Catalogue No.:PA 04 0901001

  • CAS :

    NA

  • Molecular Formula : C22H30FO8P

  • Molecular Weight : 472.45

PA 04 0511015

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

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


  • Catalogue No.:PA 04 0511015

  • CAS :

    1174035-75-6

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

PA 04 0511016

(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

(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


  • Catalogue No.:PA 04 0511016

  • CAS :

    2102851-76-1

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

PA 04 0511017

Ethyl (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-carboxylate

Ethyl (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-carboxylate


  • Catalogue No.:PA 04 0511017

  • CAS :

    NA

  • Molecular Formula : C23H31FO5

  • Molecular Weight : 406.49

PA 04 0511019

(11β,16α,17α)-Androsta-1,4-dien-3-one, 9-fluoro-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]

(11β,16α,17α)-Androsta-1,4-dien-3-one, 9-fluoro-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]


  • Catalogue No.:PA 04 0511019

  • CAS :

    165739-48-0

  • Molecular Formula : C22H29FO4

  • Molecular Weight : 376.47

PA 04 0511020

(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

(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


  • Catalogue No.:PA 04 0511020

  • CAS :

    NA

  • Molecular Formula : C22H26O4

  • Molecular Weight : 354.45

PA 04 0511021

(8R,9R,10S,11S,13S,14S,16R,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic Acid

(8R,9R,10S,11S,13S,14S,16R,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic Acid


  • Catalogue No.:PA 04 0511021

  • CAS :

    NA

  • Molecular Formula : C21H26F2O5

  • Molecular Weight : 396.43

PA 04 0511022

(6S,8S,9R,10S,11S,13S,14S,16R,17R)-2,4-Dibromo-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid

(6S,8S,9R,10S,11S,13S,14S,16R,17R)-2,4-Dibromo-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid


  • Catalogue No.:PA 04 0511022

  • CAS :

    1687743-57-2

  • Molecular Formula : C21H28Br2F2O5

  • Molecular Weight : 558.25

PA 04 0511023

(6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic Acid

(6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic Acid


  • Catalogue No.:PA 04 0511023

  • CAS :

    1687742-59-1

  • Molecular Formula : C21H30F2O5

  • Molecular Weight : 400.46

PA STI 089033

Dexamethasone 21-Phosphate D4

Dexamethasone 21-Phosphate D4


  • Catalogue No.:PA STI 089033

  • CAS :

    NA

  • Molecular Formula : C22H26D4FO8P

  • Molecular Weight : 476.47

PA 04 0511024

Dexamethasone 21-Formate

Dexamethasone 21-Formate


  • Catalogue No.:PA 04 0511024

  • CAS :

    NA

  • Molecular Formula : C23H29FO6

  • Molecular Weight : 420.48

PA STI 089062

Dexamethasone-2,4,6,6-d4

Dexamethasone-2,4,6,6-d4


  • Catalogue No.:PA STI 089062

  • CAS :

    115410-46-3

  • Molecular Formula : C22H25D4FO5

  • Molecular Weight : 396.49

PAI 04 006164

(3R,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-2,11-dihydroxy-2-(hydroxymethyl)-3,10a,12a-trimethyl-3,4,4a,5,6,10a,10b,11,12,12a-decahydrochrysene-1,8(2H,4bH)-dione;

(3R,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-2,11-dihydroxy-2-(hydroxymethyl)-3,10a,12a-trimethyl-3,4,4a,5,6,10a,10b,11,12,12a-decahydrochrysene-1,8(2H,4bH)-dione;


  • Catalogue No.:PAI 04 006164

  • CAS :

    NA

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

PA 04 0511001

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

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


  • Catalogue No.:PA 04 0511001

  • CAS :

    NA

  • Molecular Formula : C24H31NO2

  • Molecular Weight : 365.52

PA 04 0511025

(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

(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


  • Catalogue No.:PA 04 0511025

  • CAS :

    NA

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

PA 04 0511026

17-Dehyroxy Dexamethasone Glyoxilic Acid Alcohol

17-Dehyroxy Dexamethasone Glyoxilic Acid Alcohol


  • Catalogue No.:PA 04 0511026

  • CAS :

    NA

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

PA 04 0511027

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

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


  • Catalogue No.:PA 04 0511027

  • CAS :

    NA

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

PAI 04 006165

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

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


  • Catalogue No.:PAI 04 006165

  • CAS :

    NA

  • Molecular Formula : C24H30O6

  • Molecular Weight : 414.5

PA 04 0511018

Dexamethasone Hemisuccinate

Dexamethasone Hemisuccinate


  • Catalogue No.:PA 04 0511018

  • CAS :

    3800-86-0

  • Molecular Formula : C26H33FO8

  • Molecular Weight : 492.54

PA 04 0901002

3-Keto Delta 4 Dexamethasone Sodium Phosphate

3-Keto Delta 4 Dexamethasone Sodium Phosphate


  • Catalogue No.:PA 04 0901002

  • CAS :

    NA

  • Molecular Formula : C22H30FNa2O8P

  • Molecular Weight : 518.43

PA 04 0511028

Dexamethasone 21-Phosphate Dimer Sodium Salt

Dexamethasone 21-Phosphate Dimer Sodium Salt


  • Catalogue No.:PA 04 0511028

  • CAS :

    NA

  • Molecular Formula : C44H56F2NaO12P

  • Molecular Weight : 868.88

PA 04 0901003

Mixture of Dexamethasone Sodium Phosphate Impurity C, D, E, and F (Sodium Salt)

Mixture of Dexamethasone Sodium Phosphate Impurity C, D, E, and F (Sodium Salt)


  • Catalogue No.:PA 04 0901003

  • CAS :

    NA

  • Molecular Formula : C22H28FNa2O8P

  • Molecular Weight : 516.41

PA 04 0511029

6-Keto Dexamethasone

6-Keto Dexamethasone


  • Catalogue No.:PA 04 0511029

  • CAS :

    NA

  • Molecular Formula : C22H27FO6

  • Molecular Weight : 406.45

PAI 04 006166

(16α)-21-(Acetyloxy)-9-fluoro-17-hydroxy-16-methylpregna-1,4-diene-3,11,20-trione

(16α)-21-(Acetyloxy)-9-fluoro-17-hydroxy-16-methylpregna-1,4-diene-3,11,20-trione


  • Catalogue No.:PAI 04 006166

  • CAS :

    2995-86-0

  • Molecular Formula : C24H29FO6

  • Molecular Weight : 432.49

PA 04 0510071

Dexamethasone - Impurity G (Hydrate Salt)

Dexamethasone Acetate Hydrate


  • Catalogue No.:PA 04 0510071

  • CAS :

    55812-90-3

  • Molecular Formula : C24H33FO7

  • Molecular Weight : 452.52

PA 04 0511030

2-Amino-5-(((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-17-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-11-yl)oxy)-1-methyl-1,5-dihydro-4H-imidazol-4-one

2-Amino-5-(((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-17-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-11-yl)oxy)-1-methyl-1,5-dihydro-4H-imidazol-4-one


  • Catalogue No.:PA 04 0511030

  • CAS :

    NA

  • Molecular Formula : C26H34FN3O6

  • Molecular Weight : 503.57

PAI 04 006167

2-((4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate;

2-((4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate;


  • Catalogue No.:PAI 04 006167

  • CAS :

    NA

  • Molecular Formula : C24H30O6

  • Molecular Weight : 414.5

PA 04 0511031

Dexamethasone-21-tert-butylacetate

Dexamethasone-21-tert-butylacetate


  • Catalogue No.:PA 04 0511031

  • CAS :

    24668-75-5

  • Molecular Formula : C28H39FO6

  • Molecular Weight : 490.61

PAI 04 006168

(10S,11S,13S,14S,16R,17R)-11,17-Dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

(10S,11S,13S,14S,16R,17R)-11,17-Dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one


  • Catalogue No.:PAI 04 006168

  • CAS :

    NA

  • Molecular Formula : C22H28O5

  • Molecular Weight : 372.46

PA 04 0511033

(8S,9R,10S,11S,13S,14S,16R,17R)-17-(2,2-Dihydroxyacetyl)-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

(8S,9R,10S,11S,13S,14S,16R,17R)-17-(2,2-Dihydroxyacetyl)-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


  • Catalogue No.:PA 04 0511033

  • CAS :

    4619-61-8

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

PA 04 0511034

Dexamethasone Phosphate Bisulfate Adduct

Dexamethasone Phosphate Bisulfate Adduct


  • Catalogue No.:PA 04 0511034

  • CAS :

    763865-71-0

  • Molecular Formula : C22H32FO11PS

  • Molecular Weight : 554.52

PA 04 0511035

Dexamethasone Phosphate Diester

Dexamethasone Phosphate Diester


  • Catalogue No.:PA 04 0511035

  • CAS :

    NA

  • Molecular Formula : C44H57F2O12P

  • Molecular Weight : 846.9

PA IMPD057

Dexamethasone Sodium Phosphate Impurity A (IMPD057)

Dexamethasone Sodium Phosphate Impurity A (IMPD057)


  • Catalogue No.:PA IMPD057

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 04 006169

(9R,10S,11S,13S,16R,17R)-9-Chloro-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

(9R,10S,11S,13S,16R,17R)-9-Chloro-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


  • Catalogue No.:PAI 04 006169

  • CAS :

    NA

  • Molecular Formula : C22H29ClO5

  • Molecular Weight : 408.92

PA 04 0511036

6α-Chlorodexamethasone

6α-Chlorodexamethasone


  • Catalogue No.:PA 04 0511036

  • CAS :

    1744-64-5

  • Molecular Formula : C22H28ClFO5

  • Molecular Weight : 426.91

PA WSM 05104005

Dexamethasone (WSM)

Dexamethasone (WSM)


  • Catalogue No.:PA WSM 05104005

  • CAS :

    50-02-2

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47