Freon-12

CCl₂F₂

IUPAC: Dichlorodifluoromethane

CAS: 75-71-8

Обзор

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.

Состав

Элемент Символ Атомы Атомная масса
Carbon C 1 12,0110
Fluorine F 2 18,9980
Chlorine Cl 2 35,4500

Элементный состав

C
Carbon ×1
9,9%
F
Fluorine ×2
31,4%
Cl
Chlorine ×2
58,6%

Применение

  • • Historical refrigerant
  • • Aerosol propellant (banned)

Интересные факты

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

Безопасность

  • ⚠ Ozone depleting substance
  • ⚠ Potent greenhouse gas

Structure

SMILES

C(F)(F)(Cl)Cl

Свойства

Тип
organic
Состояние
gas
Молярная масса
120,91 g/mol
Плотность
0,0054 g/cm³
Температура плавления
-157,7 °C
Температура кипения
-29,8 °C
Растворимость
0.286 g/L at 20°C

Molecular Descriptors

Exact Mass
119,9345
XLogP
2,3
TPSA
0,0 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
5
Complexity
30,0

Связанные соединения

Caffeine

C₈H₁₀N₄O₂

Coumarin

C₉H₆O₂

Acetone

(CH₃)₂CO

Acrylic Acid

C₃H₄O₂

Cysteine

C₃H₇NO₂S

DDT

C₁₄H₉Cl₅

Alanine

C₃H₇NO₂

Diazepam

C₁₆H₁₃ClN₂O

Dichloromethane

CH₂Cl₂

Butane

C₄H₁₀

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).