Chrysophenine is an azo dye used primarily as a direct yellow dye for coloring materials such as textiles and paper. It is characterized by its bright yellow shade and good water solubility due to sulfonate groups.
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CAS 2870-32-8
4(1H)-Quinazolinone, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-
fluorescent solvent dye
Methyl blue
biological stain and antiseptic
2-anilino-3-methyl-6-diethylaminofluoran
Color former for thermal and carbonless paper
Basic yellow 40
Fluorescent dye for consumer products
disodium;5-[(4-ethoxyphenyl)diazenyl]-2-[(E)-2-[4-[(4-ethoxyphenyl)diazenyl]-2-sulfonatophenyl]ethenyl]benzenesulfonate
YQMJDPHTMKUEHG-ZNBXPSQRSA-L
CCOC1=CC=C(C=C1)N=NC2=CC(=C(C=C2)/C=C/C3=C(C=C(C=C3)N=NC4=CC=C(C=C4)OCC)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]