Method for labeling and detecting materials employing arylsulfonate cyanine dyes
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United States of America Patent
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Dec 7, 1993
Issued Date -
N/A
app pub date -
May 15, 1992
filing date -
Apr 18, 1986
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Abstract
A luminescent cyanine dye having generally the following structure ##STR1## wherein the dotted lines represent one to three rings having 5 to 6 atoms in each ring. R.sub.3, R.sub.4, R.sub.8 and R.sub.9 groups are attached to the rings. At least one of the R.sub.8 and R.sub.9 groups is a sulfonic acid or sulfonate group and at least one of the R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.7 groups is a reactive moiety that reacts with amino, hydroxy or sulfhydryl nucleophiles.
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