A method for preparing high purity 3-carboxy-n,n,n-trimethyl-1-propanaminium hydroxide inner salt

The invention relates to preparation of high purity 3-carboxy-N,N,N-trimethyl-1-propanaminium hydroxide inner salt by saponification of 3-trimethylaminiumbutanoic acid ester salt and following precipitation of inorganic salts with carbon dioxide or sulfur dioxide.

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Bibliographic Details
Main Authors VARACHEVA LARISA, PUGOVICHS OSVALDS, KALVINSH IVARS, CHERNOBROVIJS ALEKSANDRS
Format Patent
LanguageChinese
English
Published 16.12.2009
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The invention relates to preparation of high purity 3-carboxy-N,N,N-trimethyl-1-propanaminium hydroxide inner salt by saponification of 3-trimethylaminiumbutanoic acid ester salt and following precipitation of inorganic salts with carbon dioxide or sulfur dioxide.
Bibliography:Application Number: CN200780049401