Control of microorganisms in aqueous systems with 1-hydroxymethy

Details Control of microorganisms in aqueous systems with 1-hydroxymethy Control of microorganisms in aqueous systems with 1-hydroxymethy

1987-12-11

1989-01-31

Dixon, Jr., William R.

Compositions

Electrolytes for electrical devices

252 336, 252 493, 252 495, 252 515R, 106 3, 106271, 106272, C10M13344, C10M17302

Patent

active

048013625

ABSTRACT:
A method of preserving an aqueous system which is susceptible to microbiological degradation. To the system is added a compound having the formula ##STR1## wherein R and R' are independently selected from hydrogen or a methyl group, R" is a moiety selected from the group consisting of (a) hydrogen, (b) a halogen atom selected from the group consisting of F, Cl, Br and I, and (c) a nitro group; or the hydrochloride salt of the compound. The method disclosed is especially useful for preserving aqueous solutions, emulsions, and suspensions which are susceptible to microbiological degradation.

REFERENCES:
Dvoretzky et al., Formaldehyde Condensation in the Pyrazole Series, 15 Journ. Org. Chem., 1285-1288, (1952).
Huttel et al., Mannichsche Reaktion der Pyrazole, 85 Chemische Berichte 820-826, (1952). (original and English language abstract).
Hartbrich et al., "Reagent Combination for Preventing and/or Conf. Rolling the Nitrification of Ammonium Nitugen in Cultivated Soils", CA 103(21): 177558j.

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