Urea derivatives

Details Urea derivatives Urea derivatives

1987-06-29

1989-11-07

Raymond, Richard L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544103, 546231, 549426, 560 27, 562439, 562 48, 564 39, 564 42, 564 45, C07D26538, C07D27930

Patent

active

048793833

ABSTRACT:
Urea derivatives of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are independently a 4-disubstituted aminoaryl group or the like, and R.sup.3 is a carboxyalkyl group or the like, is soluble in water and effective as a color producing reagent for determining hydrogen peroxide or the like or the activity of peroxidase.

REFERENCES:
patent: 3873340 (1975-03-01), Miyazawa et al.

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