Verfahren zur Herstellung von Küpenfarbstoffen

A vat dyestuff of the formula <FORM:0979900/C4-C5/1> is made by sulphonating 5: 51-diamino-1: 11-dianthrimide carbazole with chlorosulphonic acid in the presence of a tertiary amine, such as pyridine. An example is given.

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Bibliographic Details
Main Author JOST,MAX
Format Patent
LanguageGerman
Published 15.07.1966
Edition1
Subjects
ADHESIVES
CHEMISTRY
DYES
LAKES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
PAINTS
POLISHES
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Summary:A vat dyestuff of the formula <FORM:0979900/C4-C5/1> is made by sulphonating 5: 51-diamino-1: 11-dianthrimide carbazole with chlorosulphonic acid in the presence of a tertiary amine, such as pyridine. An example is given.
Bibliography:Application Number: CH19610013091