Betamethasone 21-Propionate
Product Code
TRC-B327020
CAS Number
EP Description
Betamethasone Dipropionate Impurity C, Clobetasol Propionate Impurity K
USP Description
Betamethasone Dipropionate related compound C
Product Format
Neat
Molecular Formula
C25 H33 F O6
Molecular Weight
448.52
Product Categories
Impurity Reference Materials , TRC, Hormones, Hormones, Steroids and derivatives, Hormones, Steroids and derivatives
Purity
>95% (HPLC)
Drug Type
Steroids / Hormones
Documentation
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Product Information
Chemical Data
Analyte Name
Betamethasone 21-Propionate
CAS Number
75883-07-7
Molecular Formula
C25 H33 F O6
Molecular Weight
448.52
Accurate Mass
448.2261
SMILES
CCC(=O)OCC(=O)[C@@]1(O)[C@@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]12C
InChI
InChI=1S/C25H33FO6/c1-5-21(30)32-13-20(29)25(31)14(2)10-18-17-7-6-15-11-16(27)8-9-22(15,3)24(17,26)19(28)12-23(18,25)4/h8-9,11,14,17-19,28,31H,5-7,10,12-13H2,1-4H3/t14-,17-,18-,19-,22-,23-,24-,25-/m0/s1
IUPAC
[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
Product Data
Storage Temperature
+4°C
Shipping Temperature
Room Temperature
Country of Origin
CANADA
Product Type
Metabolite; Impurity
Product Format
Neat
API Family
Purity
>95% (HPLC)
Product Description
Betamethasone 21-Propionate (Clobetasol Propionate EP Impurity K) is a degradation product of Betamethasone. Glucocorticoid.
References: Andersson, P., et al.: J. Pharm. Pharmacol., 36, 763
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