A monomethoxyflavone that is quercetin methylated at position 7. ChEBI: Rhamnetin is a monomethoxyflavone that is quercetin methylated at position 7. It has a role as a metabolite, an antioxidant and an anti-inflammatory agent. It is a monomethoxyflavone and a tetrahydroxyflavone. It is functionally related to a quercetin. It is a conjugate acid of a rhamnetin-3-olate.