CAS 1246355-59-8 appears in our catalog under these names: Boron, [λ-(3,5-dimethyl-2H-pyrrol-2-ylidene-κN)-N-[(1S,2R)-2-hydroxy-1-(hydroxymethyl)heptadecyl]-3,5-dimethyl-1H-pyrrole-2-dodecanamidato-κN1]difluoro-, (T-4)-, 98%, c11 Topfluor dihydroceramide. Offered by: Chemat Brand, Biosynth. Available pack sizes: on request, 1mg.