EDDHA or ethylenediamine-N,N'-bis(2-hydroxyphenylacetic acid) is an iron-chelating

Chelation

Chelation is the formation or presence of two or more separate coordinate bonds between apolydentate ligand and a single central atom....

 chemical used in bacterial siderophore

Siderophore

Siderophores are small, high-affinity iron chelating compounds secreted by grasses and microorganisms such as bacteria and fungi...

 studies.

History

The Fe-EDDHA story starts on December 11, 1953 in Berkeley, California, at a meeting sponsored by Geigy Chemical Corporation. It was at this meeting that Arthur Wallace

Arthur Wallace

Arthur Wallace, born January 4, 1919 in Bear River City, Utah died on October 11, 2008 in Santa Monica, California at age 89, was a soil scientist.-Schooling:Wallace received a B.S. from Utah State University in 1943 and at Ph.D...

 of UCLA and Harry Kroll of Geigy met on a brain-storming session aimed at dreaming up the structure of a stable iron chelate.