C21H26F2O5
396.4 g/mol
APIWarning
6alpha,9alpha-Difluoro-11beta,17alpha-dihydroxy-16alpha-methyl-3-oxoandrosta-1,4-diene-17beta-carboxylic Acid
CAS28416-82-2EC608-206-8
Category
API
Compound Class
Steroid
Primary Use
Pharmaceutical Raw Material
This compound is a fluorinated corticosteroid derivative with a carboxylic acid functional group, characterized by a polycyclic ring system containing fluorine atoms and hydroxyl groups. It is primarily used as an active pharmaceutical ingredient in the manufacturing of pharmaceutical products.
pharmaceutical raw material for corticosteroid-based drug manufacturingresearch compound for studying fluorinated steroid derivatives
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Warning
H302Harmful if swallowed
H341Suspected of causing genetic defects
H361Suspected of damaging fertility or the unborn child
H373May cause damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 6alpha,9alpha-Difluoro-11beta,17alpha-dihydroxy-16alpha-methyl-3-oxoandrosta-1,4-diene-17beta-carboxylic Acid (CAS 28416-82-2) is 2918.99.
HS code (international, 6-digit)
2918.99
EU CN code (8-digit)
2918 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-17-carboxylic acid
InChIKey
QSVBUQTYFQFEHC-IDIDPBNYSA-N
SMILES
C[C@@H]1C[C@H]2[C@@H]3C[C@@H](C4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)O)O)C)O)F)C)F
Synonyms (21)
- Discontinued see F599490
- Flumethasone Acid
- Fluticasone Carboxylic Acid
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