Juncusol

Juncusol
Names
	Preferred IUPAC name 5-Ethenyl-1,6-dimethyl-9,10-dihydrophenanthrene-2,7-diol
	Other names 1,6-Dimethyl-5-vinyl-9,10-dihydro-2,7-phenanthrenediol
Identifiers
CAS Number	62023-90-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	65579;
PubChem CID	72740;
UNII	6T481HU7OI ;
CompTox Dashboard (EPA)	DTXSID70211080 ;
	InChI InChI=1S/C18H18O2/c1-4-13-10(2)17(20)9-12-5-6-14-11(3)16(19)8-7-15(14)18(12)13/h4,7-9,19-20H,1,5-6H2,2-3H3 Key: XNVMKPYDOHZJLR-UHFFFAOYSA-N;
	SMILES CC1=C(C=CC2=C1CCC3=CC(=C(C(=C32)C=C)C)O)O;
Properties
Chemical formula	C18H18O2
Molar mass	266.340 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

Juncusol is a 9,10-dihydrophrenathrene found in Juncus species such as J. acutus, J. effusus or J. roemerianus.

It can also be synthesized.

This compound shows antimicrobial activity against Bacillus subtilis and Staphylococcus aureus. It also has a toxic effect on estuarine fish and shrimp.