CAS 627-77-0 appears in our catalog under these names: 2–Amino–5–ureidopentanoic acid, 2-Amino-5-ureidopentanoic acid/ 97%, H-DL-Cit-OH 97%, DL-Citrulline, 97%, 97%, 2-Amino-5-ureidopentanoic acid, 99.88%. Offered by: GLPBio, TargetMol, Ambeed, Chemat, MedChemExpress. Available pack sizes: 1g, 500mg, 50mg, 5g, 25g, 100g, 100 mg, 500 mg.