CAS 154804-54-3 appears in our catalog under these names: 17:0 PA, Heptadecanoic acid, (1R)-1-[(phosphonooxy)methyl]-1,2-ethanediyl ester, monosodium salt, ≥99%, ≥99%, 1,2-Diheptadecanoyl-sn-glycero-3-phosphatidic acid (sodium), 99.9%, Sodium (R)-2,3-bis(heptadecanoyloxy)propyl hydrogen phosphate, 98%. Offered by: Sigma-Aldrich, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 25MG, 5mg, 25 mg, 10 mg, 50 mg.