1-Hydroxy-4-heteroarylaminoanthraquinones

Details 1-Hydroxy-4-heteroarylaminoanthraquinones 1-Hydroxy-4-heteroarylaminoanthraquinones

1980-05-19

1982-07-27

Sutto, Anton H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

260326D, 2603265FM, 548152, 548224, 524 83, 524 94, 524104, 524 95, C07D27110, C07D26356, C07D27766, C08L 6700

Patent

active

043418961

ABSTRACT:
1-Hydroxy-4-heteroarylaminoanthraquinones of the formula ##STR1## wherein Q is for example one of the two groups of the formulae ##STR2## are most suitable for the mass coloration of polyester. They are distinguished in particular by good lightfastness and purity of shade. Further definitions of Q will be found in claim 1.

REFERENCES:
patent: 2741621 (1956-04-01), Moergeli et al.
patent: 3184455 (1965-05-01), Neeff
patent: 3380955 (1968-04-01), Cross et al.
patent: 3867406 (1975-02-01), Schwantje
Berg, et al., "C.A.", vol. 73, (1970), 4948r.

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