Method for synthesizing an aromatic hydrazine compound

Details Method for synthesizing an aromatic hydrazine compound Method for synthesizing an aromatic hydrazine compound

1989-06-26

1991-03-19

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

C07C24322

Patent

active

050012622

ABSTRACT:
This invention describes a method for synthesizing a polyhaloaromatic hydrazine compound, such as a tetra- or a penta- halophenylhydrazine. Such compounds are useful in the preparation of photographic color couplers.

REFERENCES:
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Beck et al. (II), "Tetrahedron", vol. 34, pp. 2057-2068 (1978).
Montanari et al., "Chem & Ind.", p. 412 (6/19/82).
Houben-Weyl, "Method der Organischen Chemie", vol. 10/2, pp. 244-247 (1967).
Fieger et al., "Reagents for Organic Synthesis", vol. 1, p. 1110 (1970).
Roberts et al., "Organic Chemistry", p. 291 (1964).
Hashem, A. I., Rev. Roum. Chem., 27(3), 429-31 (1982); Chem. Abstr. 98(1) 4356(s).
Hashem, A. I., Indian J. Chem., Sect. B., 20B(12), 1086-7 (1981); Chem. Abstr. 97(3) 22947u.
Yakobsen et al., J. Org. Chem., (USSR), 498(2), 1966.

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