Acetaldehyde

CH₃CHO

IUPAC: Acetaldehyde

CAS: 75-07-0

Overview

Acetaldehyde is a volatile organic compound and a metabolic intermediate in alcohol metabolism. It is responsible for many symptoms of hangovers.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 4 1.0080
Carbon C 2 12.0110
Oxygen O 1 15.9990

Elemental Composition

H
Hydrogen ×4
9.2%
C
Carbon ×2
54.5%
O
Oxygen ×1
36.3%

Uses

  • • Acetic acid production
  • • Chemical intermediate
  • • Flavor additive

Fun Facts

  • ✦ Acetaldehyde is the molecule responsible for hangover symptoms — produced when your liver breaks down ethanol

Safety

  • ⚠ Probable carcinogen
  • ⚠ Flammable
  • ⚠ Irritant

Structure

SMILES

CC=O

Properties

Type
organic
State
liquid
Molar Mass
44.05 g/mol
Density
0.7840 g/cm³
Melting Point
-123.4 °C
Boiling Point
20.2 °C
Solubility
Miscible

Molecular Descriptors

Exact Mass
44.0262
XLogP
-0.3
TPSA
17.1 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
3
Complexity
10.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Acetylene

C₂H₂

Frequently Asked Questions

What is Acetaldehyde?
Acetaldehyde (CH₃CHO) is a organic compound with the IUPAC name Acetaldehyde.
What is the molecular weight of Acetaldehyde?
Acetaldehyde has a molar mass of 44.05 g/mol.
What state is Acetaldehyde at room temperature?
Acetaldehyde is a liquid at room temperature.
Is Acetaldehyde organic or inorganic?
Acetaldehyde is classified as an organic compound.
What elements make up Acetaldehyde?
Acetaldehyde (CH₃CHO) is composed of Hydrogen (H), Carbon (C), Oxygen (O).