CAS 756500-23-9 appears in our catalog under these names: Cyclo(RADfK)/ 100%, Cyclo(RADfK), Cyclo(-Arg-Ala-Asp-D-Phe-Lys) trifluoroacetate salt, Cyclo(Arg-Ala-Asp-D-Phe-Lys), 2-((2S,5R,8S,11S,14S)-8-(4-Aminobutyl)-5-benzyl-11-(3-guanidinopropyl)-14-methyl-3,6,9,12,15-pentaoxo-1,4,7,10,13-pentaazacyclopentadecan-2-yl)acetic acid. Offered by: TargetMol, GLPBio, Biosynth, Chemat, MedChemExpress. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 50mg, 100mg, 25 mg, 10 mg.