The molecule is a pyridinium cation with a 3-(triethylammonio)propyl substituent at the 1-position and a 4-(dibutylamino)styryl substituent at the 4-position. It has a role as a fluorochrome. It is a quaternary ammonium ion, a pyridinium ion and a tertiary amine.
3-[4-[(E)-2-[4-(dibutylamino)phenyl]ethenyl]pyridin-1-ium-1-yl]propyl-triethylazanium