(R)-Laudanosine is an isomer of (S)-Laudanosine (L178525), a metabolite of the neuromuscular-blocking drugs Atracurium (A794500) and Cisatracurium (C496700) with potentially toxic systemic effects. It crosses the blood-brain barrier and may cause excitement and seizure activity.
ChEBI: (R)-laudanosine is a benzylisoquinoline alkaloid that is (R)-tetrahydropapaverine in which the amino hydrogen has been replaced by a methyl group It is a polyether, a benzylisoquinoline alkaloid, a benzyltetrahydroisoquinoline, an aromatic ether and a tertiary amino compound. It is functionally related to a (R)-tetrahydropapaverine. It is a conjugate base of a (R)-laudanosine(1+).