Method of stabilizing aqueous pyrazoloacridone derivative solution

An aqueous solution of a pyrazoloacridone compound or pharmaceutical salt is stabilized using an acid, placing the solution in a well-closed container, evacuating air in the container, and sealing the container.

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Bibliographic Details
Main Authors KATO YASUKI, ITO KUNIO, TOMODA YUTAKA, ASHIKAWA NOBUHITO
Format Patent
LanguageEnglish
Published 22.04.2003
Edition7
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:An aqueous solution of a pyrazoloacridone compound or pharmaceutical salt is stabilized using an acid, placing the solution in a well-closed container, evacuating air in the container, and sealing the container.
Bibliography:Application Number: US20010807211