Betamethasone Valerate EP Impurity G

CAT No.

ALN-B025035

CAS No.

Mol. F.

C27H36BrFO6

Mol. Wt.

555.5

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Technical Data

Reference

RFQ

Product Overview

Chemical Name : Î±-Bromo-9-ï¬‚uoro-11Î²,21-dihydroxy-16Î²-methyl-3,20-dioxopregna-1,4-dien-17-yl pentanoate ;

Smiles : CCCCC(O[C@]1(C(CO)=O)[C@@H](C)C[C@@]2([H])[C@]3([H])C[C@H](Br)C4=CC(C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]12C)=O)=O

Synonym : 6Î±-Bromo-Betamethasone Valerate

Technical Data

Reference

Min Li, Mingxiang Lin, Abu RustumnJournal of Pharmaceutical and Biomedical Analysis 48 (2008) 1451u20131456

A. s. vairale

, p. sivaswaroop1 and s. bandana – Indian Journal of Pharmaceutical Sciences 74(2):107-15

RFQ

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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