Betamethasone 21-valerate
(11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-21-[(1-oxopentyl)oxy]pregna-1,4-diene-3,20-dione
2240-28-0

Betamethasone 21-valerate; CAS 2240-28-0 is an impurity of Betamethasone, a broad application steroid.

Purity > 98%

Analysis by H NMR, HPLC, MS, Karl Fischer, Sulphated Ash.

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