7-Chloro-4-(piperazin-1-yl)quinolone is an important scaffold in medicinal chemistry, exhibiting diverse pharmacological profiles either alone or as a hybrid with other active pharmacophores.

The herbs of Sinopodophyllum hexandrum.

Octadecyl Rhodamine B chloride, also known as RBOE, is a polarity-sensitive dye that is often used as a chromophore with other compounds to stain cell membranes and has applications in the assembly of organic molecules, in membrane structures and in the transfer of electron energy in the structural domains of proteins.