Reduction and desulfonation of 2,4- and 2,6- dinitrobenzenesulfo

Details Reduction and desulfonation of 2,4- and 2,6- dinitrobenzenesulfo Reduction and desulfonation of 2,4- and 2,6- dinitrobenzenesulfo

1978-09-07

1979-04-17

Douglas, Winston A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260582, C07C 8511

Patent

active

041500555

ABSTRACT:
2,4- AND 2,6- Dinitrobenzenesulfonates, which may contain a methyl group in the 5 position, are reduced with sulfur dioxide in aqueous sulfuric acid medium at elevated temperatures, whereby one or both nitro groups are reduced to a primary amino group and the sulfonic acid group is eliminated.

REFERENCES:
patent: 3417090 (1968-12-01), Pelster et al.
Houben-Weyl, "Methoden Der Organischen Chemic," 4th Ed., vol. 10/1, Thieme erlag, pp. 859-860, Stuttgart, (1971).
Groggins, "Unit Processes in Organic Synthesis," 5th Ed., pp. 358-362, (1958).
Kurz et al., "Biochemistry," vol. 16, (24), pp. 5207-5216, (1977).
Kurz et al., "J. Am. Chem. Soc.," vol. 97, (3), pp. 677-679, (1975).

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