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Betamethasone EP Impurity B

Betamethasone EP Impurity B

Product Description
CAT No.
ALN-B025003
CAS No.
25122-41-2
Mol. F.
C22H28ClFO4
Mol. Wt.
410.9
Stock
In Stock
RFQ
Chemical Name : 21-Chloro-9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione
Smiles : [H][C@@]12C[C@@H]([C@]([C@]1(C[C@@H]([C@]3([C@]2(CCC4=CC(C=C[C@]34C)=O)[H])F)O)C)(O)C(CCl)=O)C
Inchi : InChI=1S/C22H29FO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15+,16+,17+,19+,20+,21+,22+/m1/s1

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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