Bilobol

Bilobol
Names
	Preferred IUPAC name 5-[(8Z)-Pentadec-8-enyl]benzene-1,3-diol
	Other names 5-[(Z)-Pentadec-8-en-1-yl]resorcinol; 5-Pentadecenylresorcinol
Identifiers
CAS Number	22910-86-7 ;
3D model (JSmol)	Interactive image; Interactive image;
ChemSpider	4445147;
PubChem CID	5281852;
CompTox Dashboard (EPA)	DTXSID90872874 ;
	InChI InChI=1S/C21H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-19-16-20(22)18-21(23)17-19/h7-8,16-18,22-23H,2-6,9-15H2,1H3/b8-7- Key: TUGAUFMQYWZJAB-FPLPWBNLSA-N; InChI=1/C21H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-19-16-20(22)18-21(23)17-19/h7-8,16-18,22-23H,2-6,9-15H2,1H3/b8-7- Key: TUGAUFMQYWZJAB-FPLPWBNLBC;
	SMILES Oc1cc(cc(O)c1)CCCCCCC\C=C/CCCCCC; CCCCCCC=CCCCCCCCC1=CC(=CC(=C1)O)O;
Properties
Chemical formula	C21H34O2
Molar mass	318.501 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Bilobol is an alkylresorcinol from Ginkgo biloba. Chemically, it is similar in structure to urushiol, the irritant found in poison ivy; it is a strong skin irritant itself.^[1]

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Natural occurrences