Succinyl dihydroxamic acids

Details Succinyl dihydroxamic acids Succinyl dihydroxamic acids

1989-07-06

1990-07-03

Evans, J. E.

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

Organic compounds

Hydroxamic acids, chalcogen analogs or salts thereof

260404, 562621, 562622, C07C 8310

Patent

active

049392999

ABSTRACT:
Dihydroxamic acids derived from succinyl compounds are used in conjunction with monohydroxamic acids to extract gallium, e.g. N,N'-dimethyl n-decylsuccino dihydroxamic acid and a monohydroxamic acid in an organic solvent extracts gallium in the presence of other metals from gallium bearing aqueous solutions.

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patent: 4599361 (1986-07-01), Dickens et al.
patent: 4604407 (1986-08-01), Haslanger et al.
patent: 4743587 (1988-05-01), Dickens et al.
Xiang et al., Acta Metallurgica Sinica, 18(2), 221, (1982).

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