Cisatracurium Besylate - Impurity K (Besylate Salt)

1193104-80-1

(1R,2R,1'R,2'R)-2,2'[(3-Methylpentane-1,5-diyl)bis[oxy(3-oxopropane-3,1-diyl)]]bis[1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium] Benzenesulfonate; 3-Methylpentanediol analog; (1R,1'R,2R,2'R)-2,2'-{[(3-Methylpentane-1,5-diyl)bis(oxy)]bis(3-oxopropane-3,1-diyl)}bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) Benzenesulfonate (As per USP Commenting Opening 50(2));