The molecule is a sphing-4-enine in which the double bond is trans. It has a role as a human metabolite and a mouse metabolite. It is a conjugate base of a sphingosine(1+). It is an enantiomer of a L-erythro-sphingosine.
(E,2S,3R)-2-aminooctadec-4-ene-1,3-diol