151-73-5 360-63-4 9-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-(hydrogen phosphonate) Betamethasone 21-phosphate Betamethasone dihydrogen phosphate Betamethasone phosphate EINECS 206-636-7 Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17-dihydroxy-16-methyl-21-(phosphonooxy)-, (11beta,16beta)- Pregna-1,4-diene-3,20-dione, 9-fluoro-11-beta,17,21-trihydroxy-16-beta-methyl-, 21-(dihydrogen phosphate)