Process for the preparation of anthraquinone imides

Details Process for the preparation of anthraquinone imides Process for the preparation of anthraquinone imides

1986-03-26

1987-10-20

Hollrah, Glennon H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260368, C07C 9724

Patent

active

047012811

ABSTRACT:
In the preparation of anthraquinone imides by condensing a vattable anthraquinone compound which contains at least one primary amino group with an aromatic halogen compound, in an organic solvent and at elevated temperature, it is advantageous first to heat the organic solvent to the reaction temperature and then, at this temperature, to add the educts to the solvent.

REFERENCES:
patent: 814137 (1906-03-01), Isler
patent: 2156887 (1939-05-01), Weinand
patent: 3234242 (1966-02-01), Jost et al.
patent: 3565923 (1971-02-01), Grelat et al.
patent: 3720678 (1973-03-01), Grelat
patent: 4382034 (1983-05-01), Reubke et al.

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