N-3-((5-Hydroxypentyl)oxy)-3-oxopropyl (R)-Laudanosinium Iodide Diastereomeric Mixture is a mix of cis and trans isomers. It is related to trans-N-3-((5-Hydroxypentyl)oxy)-3-oxopropyl (R)-Laudanosinium Iodide (H950993) and (R)-Laudanosine N-3-((5-Hydroxypentyl)oxy)-3-oxopropyl Benzenesulfonate (L178505), which is an impurity of Cisatracurium (C496700), an enantiomer of a neuromuscular blocking agent. Cisatracurium could be used in liver transplant patient with safety. Molecular Formula: C29H42INO7 Molecular Weight: 643.54999999999995