Substituted triazoles

Details Substituted triazoles Substituted triazoles

1991-04-10

1993-10-19

Morris, Patricia L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D24908

Patent

active

052546950

ABSTRACT:
Metal values, especially copper values, are extracted from aqueous solutions of metal salts containing halide or pseudo halide ions by a 1,2,4 triazole substituted in the 1-position by (1) a hydrocarbyl (alkyl) group or (2) a group of the formula --(X).sub.n --(CO--Y).sub.m where X is an optionally substituted methylene, vinylene or phenylene linking group or a linking group of formula --CO--A-- where A is an optionally substituted aromatic ortho linking group; n is 0 or 1; Y is OR.sub.2 or R.sub.3 where R.sub.2 and R.sub.3 are hydrocarbyl groups containing from 5 to 36 carbon atoms (preferably branched alkyl groups containing from 9 to 24 carbon atoms); and m is from 1 to 3.

REFERENCES:
patent: 3701645 (1972-10-01), Scott
patent: 3843667 (1974-10-01), Cupery
patent: 4576815 (1986-03-01), Robinson
patent: 4581220 (1986-04-01), Nelson
patent: 4584008 (1986-04-01), Cherpeck
Ruscoe, et al., CA89:38091f (1978).

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