METHOD FOR PURIFYING ROCURONIUM BROMIDE

Provided is a method for purifying rocuronium bromide, which comprises: formulating crude rocuronium bromide to be purified into an aqueous solution, distilling off excess residue solvents at reduced pressure, absorbing by adding active carbon or silica gel, then filtrating, quick freezing the filtr...

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Bibliographic Details
Main Authors ZENG, ZHIWEN, ZHANG, XINI, WANG, PENG, ZHANG, WENLING
Format Patent
LanguageEnglish
French
German
Published 08.10.2014
Subjects
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
STEROIDS
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Summary:Provided is a method for purifying rocuronium bromide, which comprises: formulating crude rocuronium bromide to be purified into an aqueous solution, distilling off excess residue solvents at reduced pressure, absorbing by adding active carbon or silica gel, then filtrating, quick freezing the filtrate into ice, and then lyophilizing to obtain rocuronium bromide.
Bibliography:Application Number: EP20110864391