Freon-12

CCl₂F₂

IUPAC: Dichlorodifluoromethane

CAS: 75-71-8

Overview

Freon-12 (CFC-12) was the most widely used refrigerant until the Montreal Protocol banned it for depleting the ozone layer. It has an atmospheric lifetime of 100 years.

Composition

Element	Symbol	Atoms	Atomic Mass
Carbon	C	1	12.0110
Fluorine	F	2	18.9980
Chlorine	Cl	2	35.4500

Elemental Composition

Carbon ×1

9.9%

Fluorine ×2

31.4%

Chlorine ×2

58.6%

Uses

• Historical refrigerant
• Aerosol propellant (banned)

Fun Facts

✦ The Montreal Protocol banning CFCs is considered the most successful international environmental treaty

Safety

⚠ Ozone depleting substance
⚠ Potent greenhouse gas

Structure

SMILES

C(F)(F)(Cl)Cl

Properties

Type: organic
State: gas
Molar Mass: 120.91 g/mol
Density: 0.0054 g/cm³
Melting Point: -157.7 °C
Boiling Point: -29.8 °C
Solubility: 0.286 g/L at 20°C

Molecular Descriptors

Exact Mass: 119.9345
XLogP: 2.3
TPSA: 0.0 Å²
H-Bond Donors: 0
H-Bond Acceptors: 2
Rotatable Bonds: 0
Heavy Atoms: 5
Complexity: 30.0

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 Freon-12?

Freon-12 (CCl₂F₂) is a organic compound with the IUPAC name Dichlorodifluoromethane.

What is the molecular weight of Freon-12?

Freon-12 has a molar mass of 120.91 g/mol.

What state is Freon-12 at room temperature?

Freon-12 is a gas at room temperature.

Is Freon-12 organic or inorganic?

Freon-12 is classified as an organic compound.

What elements make up Freon-12?

Freon-12 (CCl₂F₂) is composed of Carbon (C), Fluorine (F), Chlorine (Cl).