Stearic Acid

C₁₈H₃₆O₂

IUPAC: Octadecanoic acid

CAS: 57-11-4

概要

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.

組成

元素 記号 原子 原子質量
Hydrogen H 36 1.0080
Carbon C 18 12.0110
Oxygen O 2 15.9990

元素組成

H
12.8%
C
76.0%
O
11.2%

用途

  • Soap manufacture
  • Candle making
  • Cosmetics
  • Rubber processing

豆知識

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

Structure

SMILES

CCCCCCCCCCCCCCCCCC(=O)O

特性

タイプ
organic
状態
solid
モル質量
284.48 g/mol
密度
0.9410 g/cm³
融点
69.3 °C
沸点
383.0 °C
溶解度
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).