The molecule is a cationic sphingoid obtained by the protonation of the amino group of 14-methylhexadecasphingosine; major species at pH 7.3. It is a conjugate acid of a 14-methylhexadecasphingosine.
[(E,2S,3R)-1,3-dihydroxy-14-methylhexadec-4-en-2-yl]azanium