Hydroxystilbamidine

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Hydroxystilbamidine
IUPAC name 4-[(E)-2-(4-carbamimidoylphenyl)ethenyl]-
3-hydroxybenzenecarboximidamide
Identifiers
CAS number [495-99-8]
PubChem 5353676
SMILES Oc2cc(ccc2/C=C/c1ccc(cc1)C(N)=N)C(N)=N
Properties
Molecular formula C16H16N4O
Molar mass 280.324 g/mol
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox disclaimer and references

Hydroxystilbamidine (trade name FluoroGold) is a fluorescent dye that emits different frequencies of light when bound to DNA and RNA. It is used as a retrograde tracer for outlining neurons, and as a histochemical stain.