(11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-21-[(1-oxopentyl)oxy]pregna-1,4-diene-3,20-dione; 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Valerate; Betamethasone Valerate Related Compound A USP; Betamethasone Valerate EP Impurity E
杂质:
Betamethasone Valerate EP Impurity E
CAS号:
2240-28-0
分子式:
C₂₇H₃₇FO₆
外观：
白色固体
熔点:
219-221°C
分子量:
476.58
储存:
-20ËšC Freezer
溶解度:
Chloroform (Slightly), Methanol (Slightly)
类别:
Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
Betamethasone 21-Valerate (Betamethasone Valerate EP Impurity E) is an isomeric impurity of Betamethasone 17-Valerate (B327075), as an corticosteroid. Betamethasone 21-Valerate was generated in the stress study of the active drug Betamethasone 17-Valerate (B327075).
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