Process for the reductive removal of halogen atoms from anthraqu

Details Process for the reductive removal of halogen atoms from anthraqu Process for the reductive removal of halogen atoms from anthraqu

1979-04-26

1981-04-14

Douglas, Winston A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260378, C07C1037.5, C07C 9724

Patent

active

042619092

ABSTRACT:
A process for the reductive removal of halogen atoms from amino-, acylamino- or hydroxyanthraquinones, said halogen atoms being bonded in the .alpha.-position and/or ortho-position to amino, acylamino or hydroxyl groups, which comprises carrying out the reductive removal in basic medium with hydrazine or hydrazine derivatives.

REFERENCES:
patent: 1973003 (1934-09-01), Kunz et al.

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