Appearance: White or off-white crystalline powder Assay (HPLC): 95-102% Acidity: 3.5-5.0 Specific optical rotation: -48°~ -58° Sulfates: 0.05%max Related substances: Narrow isomer: 0.5%max Cis-and trans-isomers: 0.5%max Unknown monomer: 1.5%max Total impurities: 5.0%max Residue on ignition: 0.2%max Loss on drying: 2.0%max Heavy metals: < 20ppm Package: 25kg/fibre drum Certification: DMF OPEN PART, ISO9001:2008, ISO14001:2004

CAS NO:96946-42-8

EC NO:

Molecular Formula:C₆₅H₈₂N₂O₁₈S₂

Molecular Weight:1243.47918

Synonyms:;Cisatracurium besylate;(1R,1'R,2R,2'R)-2,2'-[1,5-Pentanediylbis[oxy(3-oxo-3,1-propanediyl)]]bis[1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-isoquinolinium dibenzenesulfonate;(1R,2R,1'R,2'R)-2,2'-{pentane-1,5-diylbis[oxy(3-oxopropane-3,1-diyl)]}bis[1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium] bisbenzenesulfonate;(1R,2R)-1-(3,4-dimethoxybenzyl)-2-(3-{[5-({3-[(2R,4R)-4-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-3,4-dihydroisoquinolinium-2(1H)-yl]propanoyl}oxy)pentyl]oxy}-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium bisbenzenesulfonate;Cisatracurium Besilete;Cis-Atracurium besilate;

Molecular Structure: