Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1972-12-13
1976-02-03
Thomas, Jr., James O.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260180, C07C14356
Patent
active
039364968
ABSTRACT:
The invention concerns a novel process for the production of benzidine compounds having at least one nuclear sulphonic acid group, comprising reacting a nitro- or nitroso-benzene with an aniline or mono-N-alkyl aniline, reducing the reaction product to a hydrazo compound and rearranging this to the benzidine compound.
REFERENCES:
patent: 2765301 (1956-10-01), Cashion
Roberts et al., "Basic Principles of Organic Chem.," pp. 869-871, (1965).
Sandler et al., Organic Functional Preparations, Vol. 12, pp. 347-348, (1968).
Bloink et al., Journal Chemical Society, pp. 950-954, (1950).
Martynoff, Bull. Soc. Chim., France, (1951), 214.
Martynoff, Compt. Rend., 223, 747, (1946).
Baeyer, Ber., 1, 1638, (1874).
Bates, "The Synthesis of Benzene Derivatives," pp. 62-63, 108-111, D. Van Nostrand Co., N.Y., 1926.
Roberts et al., "Basic Principles of Organic Chemistry," W. A. Benjamin, Inc., New York, pp. 869-871, (1965).
Allan Zdenek
Schweizer August
Chan Nicky
Doyle Thomas C.
Sandoz Ltd., (Sandoz AG)
Sharkin Gerald D.
Thomas, Jr. James O.
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