Water-soluble methylenebis(dialkylaniline) derivatives and application thereof
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United States of America Patent
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Nov 23, 1993
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N/A
app pub date -
Dec 21, 1992
filing date -
Jan 28, 1992
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Expired
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Abstract
Novel water-soluble methylenebis(dialkylaniline) derivatives of the following general formula and salts thereof are disclosed. They are useful as dye-forming substances in quantitative determination of peroxides in the copresence of peroxidase or the like. ##STR1## In the formula, R.sub.1 is hydrogen or a substituent selected from lower alkyl and C.sub.2-3 sulfoalkyl or hydroxysulfoalkyl; R.sub.2 is C.sub.2-3 sulfoalkyl or hydroxysulfoalkyl; and R.sub.3 is lower alkyl.
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