Octadecanal

Octadecanal
Names
	IUPAC name Octadecanal
	Other names Octadecanaldehyde; n-Octadecanal; Octodecane aldehyde; Octodecyl aldehyde; Stearyl aldehyde; Stearaldehyde
Identifiers
CAS Number	638-66-4 ;
3D model (JSmol)	Interactive image;
ChemSpider	12016 ;
ECHA InfoCard	100.010.316
EC Number	211-346-9;
PubChem CID	12533;
UNII	PH4GZ7JT4C ;
CompTox Dashboard (EPA)	DTXSID60213250 ;
	InChI InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3 Key: FWWQKRXKHIRPJY-UHFFFAOYSA-N ; InChI=1/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3 Key: FWWQKRXKHIRPJY-UHFFFAOYAM;
	SMILES CCCCCCCCCCCCCCCCCC=O;
Properties
Chemical formula	C18H36O
Molar mass	268.485 g·mol−1
Density	0.831 g/cm3, liquid
Melting point	38 °C (100 °F; 311 K)
Boiling point	320 °C (608 °F; 593 K)
Solubility in water	insoluble
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Octodecanal is a long-chain aldehyde, with the chemical formula C₁₈H₃₆O (also known as stearyl aldehyde).[1] Octadecanal is used by several species of insect as a pheromone.[2]

References

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[1] stearyl aldehyde

[2] Octadecanal