2600-31-9 9-Fluoro-11beta,17,21-trihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-valerate Betamethasone 21-pentanoate Betamethasone 21-valerate EINECS 220-003-2 Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17-dihydroxy-16-methyl-21-((1-oxopentyl)oxy)-, (11beta,16alpha)- Pregna-1,4-diene-3,20-dione, 9-fluoro-11beta,17-dihydroxy-16alpha-methyl-21-((1-oxopentyl)oxy)- Voalla