Preparation of diamino- and dialkylaminobenzenediols

Details Preparation of diamino- and dialkylaminobenzenediols Preparation of diamino- and dialkylaminobenzenediols

1986-05-16

1989-02-21

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564384, C07C 8524

Patent

active

048066885

ABSTRACT:
Prepare diamino- or dialkylaminobenzenediols by hydrogenating benzoquinone compounds in the presence of a solvent and a catalyst.

REFERENCES:
patent: 3557159 (1971-01-01), Gruber
patent: 3681403 (1972-08-01), Somlo et al.
Augustine, R. L., Catalytic Hydrogenation, Marcel Dekkes Inc., New York (1965), p. 128.
Baltzly, R. et al., "The Catalytic Hydrogenolysis of Halogen Compound", J. Am. Chem. Soc., vol. 68, pp. 261-265 (1946).
Rylander, P., Catalytic Hydrogenation in Organic Syntheses, Academic Press, New York (1979) pp. 235, 236, 249.
Kirk-Othmer, Encyclopedia of Chemical Technology, 3d ed., vol. 2, pp. 422, 425, 430-431.
Marxer, A., Helvetica Chimica Acta, vol. 39, No. 38, pp. 335-340.

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