Stearic Acid

C₁₈H₃₆O₂

IUPAC: Octadecanoic acid

CAS: 57-11-4

Visão geral

Stearic acid is one of the most common saturated fatty acids found in animal and vegetable fats. It is widely used in soap, candle, and cosmetics manufacturing.

Composição

Elemento Símbolo Átomos Massa atômica
Hydrogen H 36 1,0080
Carbon C 18 12,0110
Oxygen O 2 15,9990

Composição elemental

H
12,8%
C
76,0%
O
11,2%

Usos

  • Soap manufacture
  • Candle making
  • Cosmetics
  • Rubber processing

Curiosidades

  • Named from Greek 'stear' meaning hard fat or tallow

Structure

SMILES

CCCCCCCCCCCCCCCCCC(=O)O

Propriedades

Tipo
organic
Estado
solid
Massa molar
284,48 g/mol
Densidade
0,9410 g/cm³
Ponto de fusão
69,3 °C
Ponto de ebulição
383,0 °C
Solubilidade
insoluble

Molecular Descriptors

Exact Mass
284,2715
XLogP
7,4
TPSA
37,3 Ų
H-Bond Donors
1
H-Bond Acceptors
2
Rotatable Bonds
16
Heavy Atoms
20
Complexity
202,0

Frequently Asked Questions

What is Stearic Acid?
Stearic Acid (C₁₈H₃₆O₂) is a organic compound with the IUPAC name Octadecanoic acid.
What is the molecular weight of Stearic Acid?
Stearic Acid has a molar mass of 284.48 g/mol.
What state is Stearic Acid at room temperature?
Stearic Acid is a solid at room temperature.
Is Stearic Acid organic or inorganic?
Stearic Acid is classified as an organic compound.
What elements make up Stearic Acid?
Stearic Acid (C₁₈H₃₆O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).