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Undecylic acid

Names
IUPAC name Undecanoic acid
Other names Hendecanoic acid
Identifiers
CAS Number	112-37-8
3D model (JSmol)	Interactive image
ChEBI	CHEBI:32368
ChEMBL	ChEMBL108030
ChemSpider	7888
ECHA InfoCard	100.003.604
CompTox Dashboard (EPA)	DTXSID8021690
InChI InChI=1S/C11H22O2/c1-2-3-4-5-6-7-8-9-10-11(12)13/h2-10H2,1H3,(H,12,13)Key: ZDPHROOEEOARMN-UHFFFAOYSA-N
SMILES O=C(O)CCCCCCCCCC
Properties
Chemical formula	C11H22O2
Molar mass	186.29 g/mol
Appearance	Colourless crystals
Density	0.89 g/cm³
Melting point	28.6 °C (83.5 °F; 301.8 K)
Boiling point	284 °C (543 °F; 557 K)
Viscosity	mPa·s
Structure
Dipole moment	D
Hazards
Occupational safety and health (OHS/OSH):
Main hazards	Corrosive
NFPA 704 (fire diamond)	3 2
Flash point	113 °C
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Y verify (what is  ?) Infobox references

Undecylic acid (systematically named undecanoic acid) is a naturally occurring carboxylic acid with chemical formula CH₃(CH₂)₉COOH.

• Fatty acids
• Nutrition