Process for the manufacture of 1-nitroanthraquinone

Details Process for the manufacture of 1-nitroanthraquinone Process for the manufacture of 1-nitroanthraquinone

1973-10-05

1976-01-06

Weinberger, Lorraine A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 7937

Patent

active

039312518

ABSTRACT:
Preparation of very pure 1-nitroanthraquinone by heating 1-nitroanthraquinone which contains dinitroanthraquinone with the aqueous solution of a salt of sulphurous acid in the presence of an inert organic solvent.

REFERENCES:
patent: 2302729 (1942-11-01), Whelen
patent: 3786073 (1974-01-01), Frey et al.
patent: 3798244 (1974-03-01), Mueller et al.
Reichel, et al., as cited in Chem. Abstracts 70, p. 38877z, (1969).

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