Process for the manufacture of N-alkylamino- and N,N-dialkylamin

Details Process for the manufacture of N-alkylamino- and N,N-dialkylamin Process for the manufacture of N-alkylamino- and N,N-dialkylamin

1976-05-20

1977-08-23

Shaver, Paul F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260382, C09B 116, C09B 120

Patent

active

040440303

ABSTRACT:
A process for the manufacture of N-alkylamino- and N,N-dialkylaminoanthraquinone from the corresponding nitroanthraquinones, which comprises reacting substituted or unsubstituted nitroanthraquinones or dinitroanthraquinones with at least twice the molar amount, referred to the nitro groups to be reacted, of an alkyl acid amide, at temperatures between 100.degree. C and the boiling point of the alkyl acid amide.

REFERENCES:
patent: 3812137 (1974-05-01), Rauch et al.
patent: 3907838 (1975-09-01), Thiem et al.
"Ullmans Encyklopadie der Technischen Chemie", 4th. Ed.; 7, p. 591, Weinheim (1973).

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