CAS 1337883-32-5 appears in our catalog under these names: DiZPK/ 98.89% (existing batch purity), DiZPK 98%, (S)-2-amino-6-(3-(3-(3-methyl-3H-diazirin-3-yl)propyl)ureido)hexanoic acid, 98%, 98%, DiZPK, 99.91%, (S)-2-AMINO-6-(3-(3-(3-METHYL-3H-DIAZIRIN-3-YL)PROPYL)UREIDO)HEXANOIC ACID, 98%. Offered by: TargetMol, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 25 mg.