CAS 156661-42-6 appears in our catalog under these names: Ac–Lys–AMC, Ac-Lys-AMC acetate salt, (S)-2-Acetamido-6-amino-N-(4-methyl-2-oxo-2H-chromen-7-yl)hexanamide, 98.0%, 98.0%, Ac-Lys-AMC, 98.93%. Offered by: GLPBio, Biosynth, Chemat, MedChemExpress. Available pack sizes: 250mg, 50mg, 25mg, 10mg, 100mg, 5mg, 5 mg, 10mM/1mL.