Acrylic Acid

C₃H₄O₂

IUPAC: Prop-2-enoic acid

CAS: 79-10-7

Overview

Acrylic acid is the simplest unsaturated carboxylic acid and a key monomer for acrylate polymers. It is used to make superabsorbent polymers for diapers.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 4 1.0080
Carbon C 3 12.0110
Oxygen O 2 15.9990

Elemental Composition

H
Hydrogen ×4
5.6%
C
Carbon ×3
50.0%
O
Oxygen ×2
44.4%

Uses

  • • Superabsorbent polymer
  • • Adhesives
  • • Coatings
  • • Textiles

Fun Facts

  • ✦ Superabsorbent polymers from acrylic acid can absorb 300x their weight in water

Safety

  • ⚠ Corrosive
  • ⚠ Toxic vapor
  • ⚠ Can polymerize violently

Structure

SMILES

C=CC(=O)O

Properties

Type
organic
State
liquid
Molar Mass
72.06 g/mol
Density
1.0510 g/cm³
Melting Point
14.0 °C
Boiling Point
141.0 °C
Solubility
miscible

Molecular Descriptors

Exact Mass
72.0211
XLogP
0.3
TPSA
37.3 Ų
H-Bond Donors
1
H-Bond Acceptors
2
Rotatable Bonds
1
Heavy Atoms
5
Complexity
55.0

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 Acrylic Acid?
Acrylic Acid (C₃H₄O₂) is a organic compound with the IUPAC name Prop-2-enoic acid.
What is the molecular weight of Acrylic Acid?
Acrylic Acid has a molar mass of 72.06 g/mol.
What state is Acrylic Acid at room temperature?
Acrylic Acid is a liquid at room temperature.
Is Acrylic Acid organic or inorganic?
Acrylic Acid is classified as an organic compound.
What elements make up Acrylic Acid?
Acrylic Acid (C₃H₄O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).