CAS 51887-88-8 appears in our catalog under these names: Beta-chloro-D-alanine hydrochloride, 95%, beta-Chloro-D-alanine Hydrochloride, b-Chloro-D-alanine Hydrochloride, H–β–Chloro–D–Ala–OH · HCl, H-beta-Chloro-D-Ala-OH·HCl. Offered by: Combi-blocks, TRC, GLPBio, Biosynth, Sigma-Aldrich. Available pack sizes: 250mg, 5g, 1g, 100mg, 10g, 25g, 500 mg, 1 g.