3-aminopyrazolo heterocyclic derivatives, and use for colorimetr

Details 3-aminopyrazolo heterocyclic derivatives, and use for colorimetr 3-aminopyrazolo heterocyclic derivatives, and use for colorimetr

1990-12-21

1993-08-10

Wityshyn, Michael G.

Chemistry: molecular biology and microbiology

Measuring or testing process involving enzymes or...

Involving oxidoreductase

436815, 436904, 544281, 546121, 548154, 548158, 430222, C12Q 128, C07D47102

Patent

active

052348180

ABSTRACT:
The present invention is concerned with the use of certain 3-aminopyrazolo-heterocyclic compounds for the colorimetric determination of hydrogen peroxide, hydrogen peroxide-forming systems, peroxidase, peroxidate-active substances and electron-rich aromatic compounds. The present invention is also concerned with corresponding processes of determination and with agents appropriate therefor. Furthermore, the present invention is concerned with new 3-aminopyrazolo-heterocyclic compounds.

REFERENCES:
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patent: 4303660 (1981-12-01), Berenyi nee Poldermann et al.
patent: 4820632 (1989-04-01), Frey et al.
patent: 4919890 (1990-04-01), Arai et al.
Thomas Novinson et al., J. Med. Chem. (1974), vol. 17, No. 6, pp. 645-648, "3-Substituted 5,7-Dimethylpyrazolo(1-5.alpha.), 3',5'-Cyclic-AMP Phosphodiesterase Inhibitors".
CA89, 627, 43340R (1978).
CA 79, 806, 25679x (1973).
Helvetica Chimica Acta 58, 761 (1975), Vogel and Troxler.

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