Lichesterol

Lichesterol
Names
	IUPAC name (22E)-Ergosta-5,8,22-trien-3β-ol
	Systematic IUPAC name (1R,3aR,7S,9aS,11aR)-1-[(2R,3E,5R)-5,6-Dimethylhept-3-en-2-yl]-9a,11a-dimethyl-2,3,3a,4,6,7,8,9,9a,10,11,11a-dodecahydro-1H-cyclopenta[a]phenanthren-7-ol
Identifiers
CAS Number	50657-31-3 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:6453;
ChemSpider	4444706;
KEGG	C08823;
PubChem CID	5281329;
CompTox Dashboard (EPA)	DTXSID101045666 ;
	InChI InChI=1S/C28H44O/c1-18(2)19(3)7-8-20(4)24-11-12-25-23-10-9-21-17-22(29)13-15-27(21,5)26(23)14-16-28(24,25)6/h7-9,18-20,22,24-25,29H,10-17H2,1-6H3/b8-7+/t19-,20+,22-,24+,25-,27-,28+/m0/s1 Key: VILFZDAFELACSG-CMNOFMQQSA-N; InChI=1/C28H44O/c1-18(2)19(3)7-8-20(4)24-11-12-25-23-10-9-21-17-22(29)13-15-27(21,5)26(23)14-16-28(24,25)6/h7-9,18-20,22,24-25,29H,10-17H2,1-6H3/b8-7+/t19-,20+,22-,24+,25-,27-,28+/m0/s1 Key: VILFZDAFELACSG-CMNOFMQQBH;
	SMILES C[C@H](/C=C/[C@H](C)C(C)C)[C@H]1CC[C@@H]2[C@@]1(CCC3=C2CC=C4[C@@]3(CC[C@@H](C4)O)C)C;
Properties
Chemical formula	C28H44O
Molar mass	396.648
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Lichesterol is a sterol made by certain fungi and lichens. It is found as a major component in several common lichen species such as the elegant sunburst lichen and beard lichens, and also occurs in small amounts in certain disease-causing fungi. The compound has successfully created in the laboratory starting from a related sterol compound.