Benzoic Acid

C₇H₆O₂

IUPAC: Benzenecarboxylic acid

CAS: 65-85-0

Overview

Benzoic acid is the simplest aromatic carboxylic acid. Its sodium salt is one of the most common food preservatives worldwide.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 6 1.0080
Carbon C 7 12.0110
Oxygen O 2 15.9990

Elemental Composition

C
68.8%
O
26.2%

Uses

  • Food preservative
  • Chemical intermediate
  • Pharmaceutical precursor

Fun Facts

  • Sodium benzoate (E211) is used in most carbonated soft drinks

Safety

  • ⚠ Irritant

Structure

SMILES

C1=CC=C(C=C1)C(=O)O

Properties

Type
organic
State
solid
Molar Mass
122.12 g/mol
Density
1.2660 g/cm³
Melting Point
122.4 °C
Boiling Point
249.0 °C
Solubility
3.4 g/L at 25°C

Molecular Descriptors

Exact Mass
122.0368
XLogP
1.9
TPSA
37.3 Ų
H-Bond Donors
1
H-Bond Acceptors
2
Rotatable Bonds
1
Heavy Atoms
9
Complexity
103.0

Frequently Asked Questions

What is Benzoic Acid?
Benzoic Acid (C₇H₆O₂) is a organic compound with the IUPAC name Benzenecarboxylic acid.
What is the molecular weight of Benzoic Acid?
Benzoic Acid has a molar mass of 122.12 g/mol.
What state is Benzoic Acid at room temperature?
Benzoic Acid is a solid at room temperature.
Is Benzoic Acid organic or inorganic?
Benzoic Acid is classified as an organic compound.
What elements make up Benzoic Acid?
Benzoic Acid (C₇H₆O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).