3-Ethylphenol

3-Ethylphenol is an organic compound with the formula C₂H₅C₆H₄OH. It is one of three isomeric ethylphenols. A colorless liquid, it occurs as an impurity in xylenols and as such is used in the production of commercial phenolic resins.^[1]

3-Ethyl phenol

Chemical structure of 3-ethyl phenol
Names
Preferred IUPAC name 3-Ethylphenol
Identifiers
CAS Number	620-17-7 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:34332
ChemSpider	11604
ECHA InfoCard	100.009.663
KEGG	C14386
PubChem CID	12101
UNII	0G9ZK222JX Y
CompTox Dashboard (EPA)	DTXSID0022480
InChI InChI=1S/C8H10O/c1-2-7-4-3-5-8(9)6-7/h3-6,9H,2H2,1H3 Key: HMNKTRSOROOSPP-UHFFFAOYSA-N
SMILES Oc1cc(ccc1)CC
Properties
Chemical formula	C8H10O
Molar mass	122.167 g·mol−1
Appearance	colorless liquid
Density	1.0076 g/cm3
Melting point	−4.5 °C (23.9 °F; 268.6 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Niche use and occurrence

3-Ethylphenol is found in urine samples of female elephants.^[2]

It is used as a photographic chemical intermediate and an intermediate for the cyan coupler of photographic paper.^[3] It's a tsetse fly attractant. Therefore, it's a kairomone.^[4]