2-(Dibutylamino)-1-(2,7-dichloror-9H-fluoren-4-yl)ethanol is an impurity formed during the synthesis of Lumefantrine (L474000), a fluorene (F462000) derivative belonging to the aryl amino alcohol class of anti-malarial drugs. Melting Point: 78-80°CSolubility:Chloroform, Ethyl Acetate