Isoindolinone pigments

Details Isoindolinone pigments Isoindolinone pigments

1977-11-10

1979-05-08

Trousof, Natalie

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D40314

Patent

active

041538005

ABSTRACT:
Isoindolinone pigments of the formula ##STR1## wherein R represents an aliphatic or cycloaliphatic radical, a cycloaliphatic, aromatic or heterocyclic radical to which the oxygen atoms are attached through alkyl or alkoxy groups, V.sub.1 and V.sub.2 represent hydrogen or halogen atoms, alkyl or alkoxy groups of 1 to 4 carbon atoms, X represents a halogen atom, Y and Z represent halogen atoms, alkoxy or alkylmercapto groups of 1 to 6 carbon atoms, cycloalkoxy groups of 5 to 6 carbon atoms, aralkoxy, aryloxy or arylmercapto groups, and n is an integer from 2 to 6, are valuable pigments coloring plastics, lacquers and printing inks in various yellow shades of excellent fastness properties and high color strength.

REFERENCES:
patent: 2973358 (1961-02-01), Pugin
patent: 3816448 (1974-06-01), Bitterli et al.
patent: 3867404 (1975-02-01), VON DER Crone et al.
patent: 4052410 (1977-10-01), VON DER Crone et al.
Frey et al., Chem. Abst., 1976, vol. 85, 34645j.
Model et al., Chem. Abst., 1975, vol. 83, 61696s.
Bayer A.-G., Chem. Abst., 1970, vol. 72, 33250w.

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