Metabolite

Ubiquinol (QH₂)

inner mitochondrial membrane

Formula: C59H92O4
Mass: 865.36 g/mol
Family: quinol

Structural formula · abbreviated, R = nine more isoprene units

Where it comes from

Complex I · NADH:ubiquinone oxidoreductaseRespiratory chain
Dihydroorotate dehydrogenasePyrimidines

Where it goes

Complex III · cytochrome bc1Respiratory chain