Chemical Compound

Betamethasone 11,21-diacetate

CAS Registry Number 330157-05-6
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Betamethasone 11,21-diacetate chemical structure
Primary Record

Betamethasone 11,21-diacetate

In stock
5,552 g
Purity
99.7 %
CAS
330157-05-6

Compound Identifiers & Properties

CAS
330157-05-6
PubChem CID
71587699
SMILES
C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)COC(=O)C)O)C)OC(=O)C)F)C
Canonical SMILES
CC(=O)OCC(=O)[C@@]1(O)[C@@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(F)[C@@H](OC(C)=O)C[C@@]21C

Names & Synonyms

  • Betamethasone 11,21-diacetate
  • UNII-3I5NFZ44BA
  • 3I5NFZ44BA
  • 330157-05-6
  • RefChem:119539
  • Betamethasone Acetate EP Impurity C
  • DTXSID30186649
  • DTXCID20109140
  • MSK162017
  • MSK162017-100A
  • J1.433.289H
  • H52266
  • BETAMETHASONE ACETATE IMPURITY C [EP IMPURITY]
  • BETAMETHASONE ACETATE RELATED COMPOUND C [USP-RS]
  • BETAMETHASONE ACETATE IMPURITY C (EP IMPURITY)
  • Q27257250
  • BETAMETHASONE ACETATE RELATED COMPOUND C (USP-RS)
  • Pregna-1,4-diene-3,20-dione, 11,21-bis(acetoxy)-9-fluoro-17-hydroxy-16-methyl-, (11beta,16beta)-
  • [2-[(8S,9R,10S,11S,13S,14S,16S,17R)-11-acetyloxy-9-fluoro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate
  • Betamethasone 11,21-diacetate Solution in Acetonitrile, 100ug/mL
  • 9-FLUORO-17-HYDROXY-16.BETA.-METHYL-3,20-DIOXOPREGNA-1,4-DIENE-11.BETA.,21-DIYL DIACETATE
  • PREGNA-1,4-DIENE-3,20-DIONE, 11,21-BIS(ACETYLOXY)-9-FLUORO-17-HYDROXY-16-METHYL-, (11.BETA.,16.BETA.)-
  • 9-Fluoro-17-hydroxy-16alpha-methyl-3,20-dioxopregna-1,4-diene-11beta,21-diyl diacetate
  • 2-((8S,9R,10S,11S,13S,14S,16S,17R)-11-acetoxy-9-fluoro-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
  • 2-[(1R,2S,3aS,3bS,9aS,9bR,10S,11aS)-10-(acetyloxy)-9b-fluoro-1-hydroxy-2,9a,11a-trimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-2-oxoethyl acetate
  • 9-Fluoro-17-hydroxy-16-methyl-3,20-dioxo-11beta,16beta-pregna-1,4-diene-11,21-diyl diacetate
  • 9-Fluoro-17-hydroxy-16-methyl-3,20-dioxo-11I(2),16I(2)-pregna-1,4-diene-11,21-diyl diacetate
  • 9-FLUORO-17-HYDROXY-16.ALPHA.-METHYL-3,20-DIOXOPREGNA-1,4-DIENE-11.BETA.,21-DIYL DIACETATE
  • 9-FLUORO-17-HYDROXY-16BETA-METHYL-3,20-DIOXOPREGNA-1,4-DIENE-11BETA,21-DIYL DIACETATE
  • 9alpha-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 11,21-diacetate
  • Betamethasone Acetate Imp. C (EP); Betamethasone 11,21-Diacetate; Pregna-1,4-diene-3,20-dione, 11,21-bis(acetyloxy)-9-fluoro-17-hydroxy-16-methyl-, (11beta,16beta)-; (11beta,16beta)-11,21-Bis(acetyloxy)-9-fluoro-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione; Betamethasone Acetate Related Compound C; Betamethasone Acetate Impurity C
  • PREGNA-1,4-DIENE-3,20-DIONE, 11,21-BIS(ACETYLOXY)-9-FLUORO-17-HYDROXY-16-METHYL-, (11BETA,16BETA)-