Diarylimidazoles

Details Diarylimidazoles Diarylimidazoles

1992-08-11

1993-12-28

Lee, Mary C.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

5483355, 435 17, 435 28, 435194, C07D40104, C07D23364, C12Q 150

Patent

active

052740951

ABSTRACT:
Diarylimidazoles of the general formula: ##STR1## wherein R.sup.1 is a radical of the general formula: ##STR2## in which R.sup.3 and R.sup.6 are hydrogen atoms, R.sup.4 and R.sup.5, which can be the same or different, are lower alkyl radicals or R.sup.3 /R.sup.4 and /or R.sup.5 /R.sup.6 in each case together represent a lower alkylene radical and R.sup.2 is a lower alkyl radical, and/or of a salt thereof, are useful as redox indicators, particularly in the presence of a SH group-containing substance.

REFERENCES:
patent: 4547461 (1985-10-01), Esders et al.
patent: 4665023 (1987-05-01), Deneke et al.
patent: 4788140 (1988-11-01), Findlay et al.

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