Category
Dexamethasone sodium phosphate
CAS Number
Dexamethasone sodium phosphate STD-2392-39-4: IMP-A-50-02-2: IMP-C-NA: IMP-D-NA: IMP-E-NA: IMP-F-NA: IMP-G-37927-01-8
Molecular Formula
Dexamethasone sodium phosphate STD-C22H28FNa2O8P: IMP-A-C22H29FO5: IMP-C-C22H30FO8P: IMP-D-C22H28FNa2O8P: IMP-E-C22H30FO8P: IMP-F-C22H30FO8P: IMP-G-C21H27FO5
Molecular Weight
Dexamethasone sodium phosphate STD-516.40: IMP-A-392.47: IMP-C-472.44: IMP-D-516.41: IMP-E-472.4: IMP-F-472.45: IMP-G-378.43
Synonym

Dexamethasone sodium phosphate STD-9-Fluoro-11beta,17-dihydroxy-16a-methyl-3,20-dioxopregna-1,4-dien-21-yl disodium phosphate; Dexamethasone 21-phosphate Disodium Salt (USP); disodium;[2-[(8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] phosphate

Dexamethasone sodium phosphate EP-Impurity-A-9-fluoro-11beta,17,21-trihydroxy-16a-methylpregna-1,4-diene-3,20-dione; (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-3H-cyclopenta[a]phenanthren-3-one; Dexamethasone (USP)

Dexamethasone sodium phosphate EP-Impurity-C-((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 dihydrogen phosphate; D-Homo B Derivative of Dexamethasone

Dexamethasone sodium phosphate EP-Impurity-D-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; 16(17)a-Homodexamethasone Sodium Phosphate (16α)

Dexamethasone sodium phosphate EP-Impurity-E-((2S,3R,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 dihydrogen phosphate

Dexamethasone sodium phosphate EP-Impurity-F-((3R,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 dihydrogen phosphate

Dexamethasone sodium phosphate EP-Impurity-G-(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; 9-Fluoro-11β,17-dihydroxy-16α-methyl-3-oxoandrosta-1,4-diene-17β-carboxylic Acid; Dexamethasone Acid; (8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-17-carboxylic acid

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Purity:

Above - 95.0%

Technical Data:

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Dexamethasone sodium phosphate for peak identification CRS is a certified reference substance used in chromatographic analysis. It helps accurately identify the dexamethasone sodium phosphate peak, confirming retention time and peak purity in HPLC or similar methods. This ensures correct identification of the drug in pharmaceutical substances and formulations, supporting reliable analysis and compliance with pharmacopeial standards.