Betamethasone 21-propionate

[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] propanoate

Also Known As: Betamethasone 21-Propionate|Betamethasone-21-Propionate|Clobetasol Propionate EP Impurity K|MSK162016-100A|BETAMETHASONE DIPROPIONATE IMPURITY C|CLOBETASOL PROPIONATE IMPURITY K [EP IMPURITY]|BETAMETHASONE DIPROPIONATE RELATED COMPOUND C [USP-RS]|CLOBETASOL PROPIONATE IMPURITY K (EP IMPURITY)|9-Fluoro-11beta,17-dihydroxy-16beta-methyl-3,20-dioxopregna-1,4-dien-21-yl propanoate|[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] propanoate|BETAMETHASONE DIPROPIONATE RELATED COMPOUND C (USP-RS)|Betamethasone-21-propionate Solution in Acetonitrile, 100ug/mL|9-FLUORO-11.BETA.,17-DIHYDROXY-16.BETA.-METHYL-21-(PROPIONYLOXY)PREGNA-1,4-DIENE-3,20-DIONE|9-FLUORO-11BETA,17-DIHYDROXY-16BETA-METHYL-21-(PROPIONYLOXY)PREGNA-1,4-DIENE-3,20-DIONE|9.ALPHA.-FLUORO-11.BETA.,17,21-TRIHYDROXY-16.BETA.-METHYLPREGNA-1,4-DIENE-3,20-DIONE 21-PROPIONATE|9ALPHA-FLUORO-11BETA,17,21-TRIHYDROXY-16BETA-METHYLPREGNA-1,4-DIENE-3,20-DIONE 21-PROPIONATE|Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17-dihydroxy-16-methyl-21-(1-oxopropoxy)-, (11beta,16beta)-|9-Fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl-propanoate|Betamethasone Dipropionate EP Impurity C; Clobetasol Propionate EP Impurity K|(11|A,16|A)-9-Fluoro-11,17-dihydroxy-16-methyl-21-(1-oxopropoxy)pregna-1,4-diene-3,20-dione|(11b,16b)-9-fluoro-11,17-dihydroxy-16-methyl-21-(1-oxopropoxy)pregna-1,4-diene-3,20-dione|(11beta,16beta)-9-Fluoro-11,17-dihydroxy-16-methyl-21-(1-oxopropoxy)pregna-1,4-diene-3,20-dione|[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-oxo-ethyl] propanoate|2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11,17-dihydroxy-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 propionate|2-[(1R,2S,3aS,3bS,9aS,9bR,10S,11aS)-9b-fluoro-1,10-dihydroxy-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 propanoate|641-856-0|9-Fluoro-11beta,17-dihydroxy-16beta-methyl-3,20-dioxopregna-1,4-dien-21-yl Propanoate (Betamethasone 21-Propionate)|Betamethasone 21-Propionate; 9-Fluoro-11beta,17-dihydroxy-16beta-methyl-3,20-dioxopregna-1,4-dien-21-yl Propanoate; Clobetasol Propionate Imp. K (EP); Betamethasone Dipropionate Imp. C (Pharmeuropa); Betamethasone Dipropionate Related Compound C; Betamethasone Dipropionate Impurity C; Clobetasol Propionate Impurity K|PREGNA-1,4-DIENE-3,20-DIONE, 9-FLUORO-11,17-DIHYDROXY-16-METHYL-21-(1-OXOPROPOXY)-, (11.BETA.,16.BETA.)-

Molecular Formula	C25H33FO6
Molecular Weight	448.2261 g/mol
LogP	2.8566
Topological Polar Surface Area	100.9 Ų
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	6
Rotatable Bonds	4
Exact Mass	448.2261
Monoisotopic Mass	448.2261
Heavy Atoms	32
Complexity	925.39294

Chemical Identifiers

CAS Number	75883-07-7
SMILES	CCC(=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