Impurities
AY-0091-005
Betamethasone Dipropionate EP Impurity C
C25H33FO6
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Impurity reference standard material
Betamethasone Valerate EP Impurity E
Material overview
Betamethasone Valerate EP Impurity E (AY-0091-004) — impurity reference standard material. CAS 2240-28-0, formula C27H37FO6, molecular weight 476.60 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0091-004
- CAS number
- 2240-28-0
- Molecular formula
- C27H37FO6
- Molecular weight
- 476.60 g/mol
- Category
- Impurity reference standard material
- Chemical name
- [2-[(8S,9R,10S,11S,13S,14S,16S,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] pentanoate
- Synonyms
- Betamethasone Valerate Related Compound A (USP); Betamethasone Valerate USP Related Compound A; Pregna-1,4-diene-3,20-dione,9-fluoro-11,17-dihydroxy-16-methyl-21-[(1-oxopentyl)oxy]-,(11beta,16beta); (11beta,16beta)-9-Fluoro-11,17-dihydroxy-16-methyl-21-[(1-oxopentyl)oxy]pregna-1,4-diene-3,20-dione; Pregna-1,4-diene-3,20-dione,9-fluoro-11beta,17,21-trihydroxy-16beta-methyl-,21-valerate
- SMILES
- CCCCC(=O)OCC(=O)[C@]1([C@H](C[C@@H]2[C@@]1(C[C@@H]([C@]3([C@H]2CCC4=CC(=O)C=C[C@@]43C)F)O)C)C)O
- Appearance
- White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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