Carl Gr be



         


Carl Gräbe (or Carl Graebe; February 24, 1841 - January 19, 1927), German chemist.

Together with Carl Lieberman, he synthesized the orange-red dye alizarin in 1868.

He also introduced the "ortho", "meta" and "para" nomenclature on benzene rings.





  View Live Article   This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License