CAS 23361-28-6 appears in our catalog under these names: Boc-val-pro-oh, 97%, Boc–Val–Pro–OH, Boc-Val-Pro-OH, 98.0%, Boc-Val-Pro-OH, 95%, (S)-1-((S)-2-((tert-Butoxycarbonyl)amino)-3-methylbutanoyl)pyrrolidine-2-carboxylic acid, 97%. Offered by: Combi-blocks, GLPBio, MedChemExpress, Ambeed, Chemat. Available pack sizes: 1g, 10g, 5g, 25g, 100g, 500 mg, 5 g, 25 g.