Back مركب طليعي Arabic Прекурсор Bulgarian Prekursor (hemija) BS Precursor (química) Catalan Prekurzor (chemie) Czech Udgangsstof Danish Präkursor German Prekursoro Esperanto Precursor químico Spanish Prekursor Estonian
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In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound.
In biochemistry, the term "precursor" often refers more specifically to a chemical compound preceding another in a metabolic pathway, such as a protein precursor.