Phosgene

COCl₂

IUPAC: Carbonyl dichloride

CAS: 75-44-5

Übersicht

Phosgene is a toxic, colorless gas that smells like freshly mown hay. It was used as a chemical weapon in World War I, causing about 80% of all chemical weapon deaths. Today it is a vital industrial chemical used in the production of polycarbonate plastics and polyurethane.

Zusammensetzung

Element	Symbol	Atome	Atommasse
Carbon	C	1	12,0110
Oxygen	O	1	15,9990
Chlorine	Cl	2	35,4500

Elementare Zusammensetzung

Carbon ×1

12,1%

Oxygen ×1

16,2%

Chlorine ×2

71,7%

Verwendung

• Polycarbonate plastic production
• Isocyanate (polyurethane) production
• Pesticide intermediate
• Pharmaceutical intermediate

Wissenswertes

✦ Caused more deaths than any other chemical weapon in World War I
✦ Despite its deadly history, it is essential for making many everyday plastics

Sicherheit

⚠ Extremely toxic by inhalation
⚠ Chemical warfare agent (WW1)
⚠ Delayed pulmonary effects (may be fatal hours after exposure)

Structure

SMILES

C(=O)(Cl)Cl

Eigenschaften

Typ: inorganic
Zustand: gas
Molmasse: 98,92 g/mol
Dichte: 4,2480 g/cm³
Schmelzpunkt: -118,0 °C
Siedepunkt: 8,3 °C
Löslichkeit: slightly (decomposes)

Molecular Descriptors

Exact Mass: 97,9326
XLogP: 1,8
TPSA: 17,1 Å²
H-Bond Donors: 0
H-Bond Acceptors: 1
Rotatable Bonds: 0
Heavy Atoms: 4
Complexity: 29,0

Auch bekannt als

Phosgene Carbonyl chloride

Frequently Asked Questions

What is Phosgene?

Phosgene (COCl₂) is a inorganic compound with the IUPAC name Carbonyl dichloride.

What is the molecular weight of Phosgene?

Phosgene has a molar mass of 98.916 g/mol.

What state is Phosgene at room temperature?

Phosgene is a gas at room temperature.

Is Phosgene organic or inorganic?

Phosgene is classified as an inorganic compound.

What elements make up Phosgene?

Phosgene (COCl₂) is composed of Carbon (C), Oxygen (O), Chlorine (Cl).