Organic reagent for the colorimetric detection of chlorine and o

Details Organic reagent for the colorimetric detection of chlorine and o Organic reagent for the colorimetric detection of chlorine and o

1991-03-20

1992-10-13

Housel, James C.

Chemistry: analytical and immunological testing

Optical result

436124, 436135, G01N 2100, G01N 2175

Patent

active

051550482

ABSTRACT:
Para-substituted phenylene ring compounds where the substituent moieties are selected from the group consisting of aminoalkyl rings and alkyl rings, such as 1,1'-para-phenylene dipiperidine and 1,1'-para-phenylene dipyrolidine, can be used as colorimetric reagents for detecting the presence of small quantities of chlorine or ozone in water.

REFERENCES:
patent: 4938926 (1990-07-01), Reiss
Lennard et al., "Unsaturated Amines, IX Through Bis-Enamines to Aromatics," J. Org. Chem., 21:1188-89 (1956).
Moreau-Houcha et al., "Arynic and SNAr Reactions of Ployfluorobenzenes-Vl," Tetrahedron, 955-959 (1977).
Watanbe et al., "The Facile Synthesis of N-Substituted Piperdines from Glutaraldehyed and Primary Amines with Tetracarbonylhydridoferrate," Chem. Soc. of Japan, 49, 2302-05 (1976).
Rus. Acad. of Sci., 10, 6 VI (1973).
Standard Methods for the Examination of Water and Waste Water 17th Ed., "4500-Cl Chlorine" (Residual).

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