Oleic Acid

C₁₈H₃₄O₂

IUPAC: (9Z)-Octadec-9-enoic acid

CAS: 112-80-1

Overview

Oleic acid is the most abundant monounsaturated fatty acid in nature, making up 55-80% of olive oil. It is associated with health benefits of the Mediterranean diet.

Composition

Element	Symbol	Atoms	Atomic Mass
Hydrogen	H	34	1.0080
Carbon	C	18	12.0110
Oxygen	O	2	15.9990

Elemental Composition

Hydrogen ×34

12.1%

Carbon ×18

76.5%

Oxygen ×2

11.3%

Uses

• Food industry
• Soap manufacture
• Pharmaceutical excipient
• Lubricant

Fun Facts

✦ Olive oil is named after oleic acid, or vice versa, from Latin 'oleum'

Structure

SMILES

CCCCCCCCC=CCCCCCCCC(=O)O

Properties

Type: organic
State: liquid
Molar Mass: 282.46 g/mol
Density: 0.8950 g/cm³
Melting Point: 13.4 °C
Boiling Point: 360.0 °C
Solubility: insoluble

Molecular Descriptors

Exact Mass: 282.2559
XLogP: 6.5
TPSA: 37.3 Å²
H-Bond Donors: 1
H-Bond Acceptors: 2
Rotatable Bonds: 15
Heavy Atoms: 20
Complexity: 234.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetaldehyde

CH₃CHO

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Frequently Asked Questions

What is Oleic Acid?

Oleic Acid (C₁₈H₃₄O₂) is a organic compound with the IUPAC name (9Z)-Octadec-9-enoic acid.

What is the molecular weight of Oleic Acid?

Oleic Acid has a molar mass of 282.46 g/mol.

What state is Oleic Acid at room temperature?

Oleic Acid is a liquid at room temperature.

Is Oleic Acid organic or inorganic?

Oleic Acid is classified as an organic compound.

What elements make up Oleic Acid?

Oleic Acid (C₁₈H₃₄O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).