CAS 863774-58-7 appears in our catalog under these names: Dimethylenastron/ 98.07% (existing batch purity), Dimethylenastron, Eg5 Inhibitor III, Dimethylenastron, Dimethylenastron, >95.0%(HPLC), Eg5 Inhibitor III, Dimethyle 1PC X 5MG. Offered by: TargetMol, GLPBio, Biosynth, TCI, Sigma-Aldrich. Available pack sizes: 1mg, 2mg, 5mg, 10mg, 25mg, 50mg, 100mg, 10mM (in 1ml dmso).