CAS 292171-04-1 appears in our catalog under these names: Ac–Pro–Gly–Pro–OH, Ac-Pro-Gly-Pro-OH/ 98.32% (existing batch purity), Ac-Pro-Gly-Pro-OH, Ac-Pro-Gly-Pro-OH, 99.49%. Offered by: GLPBio, TargetMol, Biosynth, Chemat, MedChemExpress. Available pack sizes: 25mg, 5mg, 1mg, 10mg, 50mg, 100mg, 500mg, 200mg.