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hemin
[he•min]
noun
1. The reddish-brown crystalline chloride of heme, C34H32N4O4FeCl, produced when hemoglobin reacts with glacial acetic acid and sodium chloride in a laboratory test for the presence of blood.
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2. Munich had already done significant work on the structure of hemin, the organic pigment in hemoglobin, when he synthesized it from simpler organic molecules in 1928.
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3. Willstätter showed a structural relatedness between chlorophyll and hemin, and he demonstrated that chlorophyll contains magnesium as an integral component.
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4. [45] Panta de lego ta ouk eph 'hemin, ta gar eph' hemin, ou hemin pronoias, alla tou hemeterou autexousiou.