Keywords: Alizarin-3D-balls.png Ball-and-stick model of the alizarin molecule a historically important red dye which was the first natural pigment to be duplicated synthetically in 1869 Derived from File Quinizarin-3D-balls png and File Methanol-3D-balls png 2010-07-01 Ben Mills and Jynto Alizarin Images by Jynto Ball-and-stick models |