The chemical reactions and pathways resulting in the formation of norepinephrine, a hormone secreted by the adrenal medulla, and a neurotransmitter in the sympathetic peripheral nervous system and in some tracts in the central nervous system. It is also the demethylated biosynthetic precursor of epinephrine. [ https://www.worldcat.org/search?q=bn%3A0198506732 GOC:jl ]
Synonyms: norepinephrine synthesis levarterenol biosynthetic process noradrenaline biosynthetic process norepinephrine biosynthesis levarterenol biosynthesis noradrenaline biosynthesis norepinephrine anabolism norepinephrine formation