title: 9-Imino derivatives of dihydroxyanthraquinones as analytical reagents.
abstract: The synthesis, characteristics, properties and reactions with metallic ions of the reagents isticin-9-imine, alizarin-9-imine and 3-sulphoalizarin-9-imine have been studied.
authors.affiliation: Department of Analytical Chemistry, Faculty of Sciences, University Autonoma of Barcelona, Barcelona, Spain.
authors.forename: M
authors.initials: M
authors.lastname: Blanco
authors.forename: J
authors.initials: J
authors.lastname: Barbosa