Betamethasone sodium phosphate

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Betamethasone sodium phosphate
Systematic (IUPAC) name
disodium[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] phosphate
Identifiers
CAS number	?
ATC code	?
PubChem	123917
Chemical data
Formula	C22H28FNa2O8P
Mol. mass	516.4
SMILES	eMolecules & PubChem
Synonyms	Celestone
Pharmacokinetic data
Bioavailability	?
Metabolism	?
Half life	?
Excretion	?
Therapeutic considerations
Pregnancy cat.	?
Legal status
Routes	?

[edit] Description

phosphate ester of betamethasone; RN given refers to the di-Na salt (11beta,16beta)-isomer; structure in Negwer,5th ed, 4975

[edit] General Properties

*Molecular Weight

516.4

*Molecular Formula

C₂₂H₂₈FNa₂O₈P

*IUPAC NAME

disodium[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] phosphate

*Canonical Smiles

CC1CC2C3CCC4=CC(=O)C=CC4(C3(C(CC2(C1(C(=O)COP(=O)([O-])[O-])O)C)O)F)C.[Na+].[Na+]

*Isomeric 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)COP(=O)([O-])[O-])O)C)O)F)C.[Na+].[Na+]

[edit] External Links

• [1]Pubchem
• [2]]KEGG Drug
• [3]Drugbank