Sphingosine

Sphingosine
Names
	Preferred IUPAC name (2S,3R,4E)-2-Aminooctadec-4-ene-1,3-diol
Identifiers
CAS Number	123-78-4 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:16393 ;
ChEMBL	ChEMBL67166 ;
ChemSpider	4444047 ;
ECHA InfoCard	100.004.230
IUPHAR/BPS	2452;
PubChem CID	5280335;
UNII	NGZ37HRE42 ;
CompTox Dashboard (EPA)	DTXSID90861763 ;
	InChI InChI=1S/C18H37NO2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18(21)17(19)16-20/h14-15,17-18,20-21H,2-13,16,19H2,1H3/b15-14+/t17-,18+/m0/s1 Key: WWUZIQQURGPMPG-KRWOKUGFSA-N ; InChI=1/C18H37NO2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18(21)17(19)16-20/h14-15,17-18,20-21H,2-13,16,19H2,1H3/b15-14+/t17-,18+/m0/s1 Key: WWUZIQQURGPMPG-KRWOKUGFBW;
	SMILES CCCCCCCCCCCCC/C=C/[C@H]([C@H](CO)N)O;
Properties
Chemical formula	C18H37NO2
Molar mass	299.499 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Sphingosine (2-amino-4-trans-octadecene-1,3-diol) is an 18-carbon amino alcohol with an unsaturated hydrocarbon chain, which forms a primary part of sphingolipids, a class of cell membrane lipids that include sphingomyelin, an important phospholipid.