货号：E-2024066406
CAS：2240-28-0
规格：mg(更多包装需求请咨询客服)
纯度：95%+
生产商：试剂家

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Catalogue Number:B327080
Chemical Name:Betamethasone 21-Valerate
Synonyms:(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
Impurity:Betamethasone Valerate EP Impurity E
CAS Number:2240-28-0
Molecular Formula:C₂₇H₃₇FO₆
Appearance:White to Off-White Solid
Melting Point:219-221°C
Molecular Weight:476.58
Storage:-20°C
Solubility:Chloroform (Slightly, Heated), Dioxane, (Sparingly, Sonicated), Methanol (Slight
Category:Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
Applications: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).
References:Caron, J.C., et al.: J. Pharmaceut. Sci., 73, 1703 (1984); Stouch, T.R., et al.: J. Med. Chem., 29, 2125 (1986);
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