CAS 53332-27-7 appears in our catalog under these names: DANSYL-L-ALANINE CYCLOHEXYLAMMONIUM&, Cyclohexanamine (S)-2-(5-(dimethylamino)naphthalene-1-sulfonamido)propanoate, 95%, 95%, Dansyl-L-alanine cyclohexylammonium salt. Offered by: Sigma-Aldrich, Chemat, MedChemExpress. Available pack sizes: 5G, 100mg, 250mg, 1 g.