Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1998-12-03
2000-12-26
Raymond, Richard L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D22118
Patent
active
061662100
ABSTRACT:
Perylene imide monocarboxylic acids of the general formula I ##STR1## perylene-3,4-dicarboxylic acid imides, perylene imide carboxylic acid derivatives and a process for the preparation of these compounds as well as their use, inter alia, as colourants.
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Jona Wolfgang
Langhals Heinz
Ciba Specialty Chemicals Corporation
Crichton David R.
Raymond Richard L.
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