rubiacin
/ruːbɪˈasɪn/(also rubiacine) Chemistry
noun
A yellow crystalline colouring matter obtained from madder root.
- Investigation of Schunck's samples in the 1970s showed that rubiacin is an anthraquinone derivative, 1,3-dihydroxyanthraquinone-2-al, C15H8O5..
Origin
Mid 19th century. From German Rubiacin from rubiac- + German -in.
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