Betamethasone EP Impurity E

Product Description
CAT No.
ALN-B025006
CAS No.
981-34-0
Mol. F.
C22H28O5
Mol. Wt.
372.5
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Product Overview
Technical Data
Reference
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Product Overview
Chemical Name : 9,11β-Epoxy-17,21-dihydroxy-16β-methyl-9β-pregna-1,4-diene-3,20-dione
Smiles : [H][C@@]12C[C@@H]([C@@]([C@]1(C[C@H]3[C@]4(O3)[C@@]2([H])CCC5=CC(C=C[C@]45C)=O)C)(C(CO)=O)O)C
Technical Data
Reference
Application of LCu2013MSn in conjunction with mechanism-based stress studies in the elucidation of drug impurity structure: Rapid identification of a process impurity in betamethasone 17-valerate drug substance
Min Li, Mingxiang Lin, Abu RustumnJournal of Pharmaceutical and Biomedical Analysis 48 (2008) 1451u20131456
Development and Validation of Stability-indicating HPLC Method for Betamethoasone Dipropionate and Related Substances in Topical Formulation
A. s. vairale
, p. sivaswaroop1 and s. bandana – Indian Journal of Pharmaceutical Sciences 74(2):107-15
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