2-Decenal

2-Decenal
Names
	Preferred IUPAC name Dec-2-enal
	Other names Dec-2-en-1-al; 2-Decenaldehyde; Dec-2-enaldehyde; 3-Heptylacrolein
Identifiers
CAS Number	3913-71-1 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:134220; (E): CHEBI:133455;
ChEMBL	(E): ChEMBL507518;
ChemSpider	18652;
ECHA InfoCard	100.021.339
EC Number	223-472-1; (E): 223-474-2;
PubChem CID	5283345;
UNII	E93S23U2BU ;
CompTox Dashboard (EPA)	DTXSID8052065 ;
	InChI InChI=1S/C10H18O/c1-2-3-4-5-6-7-8-9-10-11/h8-10H,2-7H2,1H3/b9-8+ Key: MMFCJPPRCYDLLZ-CMDGGOBGSA-N;
	SMILES CCCCCCC/C=C/C=O;
Properties
Chemical formula	C10H18O
Molar mass	154.253 g·mol−1
Appearance	Clear to yellow, oily liquid
Density	0.841 g/mL
Melting point	−16 °C (3 °F; 257 K)
Boiling point	79 °C (174 °F; 352 K)
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319
Precautionary statements	P264, P280, P302+P352, P305+P351+P338, P321, P332+P313, P337+P313, P362
NFPA 704 (fire diamond)	2 1 0
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

2-Decenal (dec-2-enal) is an organic compound with the chemical formula of C₁₀ H₁₈ O. It exists as a pair of cis and trans isomers, (2E)-2-decenal and (2Z)-2-decenal. It is an oily, clear liquid under normal conditions, that may be yellow due to impurities. 2-Decenal is described as having a strong, waxy odor. It is found in animal food (in trace quantities), and is part of the essential oil of coriander. 2-Decenal is also used as a flavoring agent.