CAS 56607-20-6 appears in our catalog under these names: (2S,3R,E)-2-Aminooctadec-4-ene-1,3-diol hemisulfate, 99%, D–Erythro–Sphingosine Sulfate, D-erythro-Sphingosine (sulfate), D-Sphingosine sulfate. Offered by: Chemat Brand, GLPBio, Biosynth, MedChemExpress. Available pack sizes: on request, 1g, 50mg, 25mg, 100mg, Get quote.