API
AY-0091-001
Betamethasone
C22H29FO5
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Impurity reference standard material
Betamethasone Acetate EP Impurity B
Material overview
Betamethasone Acetate EP Impurity B (AY-0091-007) — impurity reference standard material. CAS 1177-87-3, formula C24H31FO6, molecular weight 434.50 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0091-007
- CAS number
- 1177-87-3
- Molecular formula
- C24H31FO6
- Molecular weight
- 434.50 g/mol
- Category
- Impurity reference standard material
- Chemical name
- Pregna-1,4-diene-3,20-dione,21-(acetyloxy)-9-fluoro-11,17-dihydroxy-16-methyl-,(11beta,16alpha)
- Synonyms
- Dexamethasone Acetate; (11beta,16alpha)-21-(Acetyloxy)-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
- SMILES
- CC(OCC([C@@]1(O)[C@H](C)C[C@@]2([H])[C@]3([H])CCC4=CC(C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]12C)=O)=O)=O
- Appearance
- White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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