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Betamethasone Dipropionate EP Impurity E

Betamethasone Dipropionate EP Impurity E

Product Description
CAT No.
ALN-B025023
CAS No.
9/8/5534
Mol. F.
C28H37ClO7
Mol. Wt.
521
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RFQ
Chemical Name : 9-Chloro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-diene-17,21-diyl dipropanoate ;
Smiles : C[C@@]12[C@](C(COC(CC)=O)=O)(OC(CC)=O)[C@@H](C)C[C@@]1([H])[C@]3([H])CCC4=CC(C=C[C@]4(C)[C@@]3(Cl)[C@@H](O)C2)=O
Inchi : InChI=1S/C27H35FO7/c1-6-23(33)35-27(22(32)14-34-16(3)29)15(2)11-20-19-8-7-17-12-18(30)9-10-24(17,4)26(19,28)21(31)13-25(20,27)5/h9-10,12,15,19-21,31H,6-8,11,13-14H2,1-5H3/t15-,19-,20-,21-,24-,25-,26-,27-/m0/s1
Synonym : Beclometasone Dipropionate (USP)

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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