Sub Group: Mixed Fatty Acids Catalog Number: 8202Formula: C20H40NO6P CAS Number: 151729-55-4 Molecular Weight: 421.51 Synonyms: N-Acetylsphingosine-1-phosphateN-[(1S,2R,3E)-2-hydroxy-1-[(phosphonooxy)methyl]-3-heptadecenyl]Acetamide