Process for the extraction of metal values and novel metal extra

Details Process for the extraction of metal values and novel metal extra Process for the extraction of metal values and novel metal extra

1987-07-20

1989-04-18

Stoll, Robert L.

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

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

540493, 540499, 548336, 548337, 548335, 548323, 544342, C07D40100

Patent

active

048228800

ABSTRACT:
Metal values are extracted from aqueous solutions containing halide or pseudohalide anion using 1,1'-substituted 2,2'-biimidazole or bibenzimidazole compounds. Useful for the solvent extraction of zinc and copper from chloride leach solutions.

REFERENCES:
patent: 3843667 (1974-10-01), Cupery
patent: 4039612 (1977-08-01), Price et al.
patent: 4696801 (1987-09-01), Devonald et al.
Nikolenko, L. et al. "Complexing of Nickel(II) and Cobalt(II) Salts with 2,2'-Kiimidazolyl and its Methyl Derivatives" Koord. Khim. (U.S.S.R.), 1975, 1(8) 1054-8 Abstracted in Chem. Abs. 187643r.
Holan et al., J. Chem. Soc. (C), 1967, p. 20.
Chemical Abstract vol. 86 (1977), 171448g lines 30 and 31.
Ennis et al., J. Chem. Soc. (C), (1967), pp. 33 to 39.
Duranti et al., Synthesis (1974), pp. 815-816.
Bernaducci et al., Inorg. Chem. 22 (1983) pp. 3911-3920.
Benzimidazoles and Congeneric Tricyclic Compounds, 1981, p. 111.
Tetrahedron Letters No. 42 (1968), pp. 4445-4448.
Chemical Abstract vol. 83 (1975), 34950p.
Inorganica Chimica Acta 63 (1982) pp. 91-96.
Z. Naturforsch.B 25(9) (1970) pp. 931-934.

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