| Formula / Notation | CCl2O |
|---|---|
| CAS Number | 75-44-5 |
| Molecular Weight | 98.91 |
| Melting Point | -180 °F (EPA, 1998) |
| Boiling Point | 47 °F at 760 mmHg (EPA, 1998) |
| Density | 1.432 at 32 °F (EPA, 1998) - Denser than water; will sink |
| Solubility | Very slightly soluble (NTP, 1992) |
| Appearance | Phosgene appears as a chemical warfare choking agent. Extremely toxic. A colorless gas or very low-boiling, volatile liquid with an odor of new-mown hay or green corn. Warning properties of the gas... |
| Also Known As | carbonyl dichloride; Carbonyl dichloride; Carbonic dichloride; Phosgen; Carbon oxychloride; Chloroformyl chloride; Carbonic chloride; 75-44-5; Carbonylchlorid; Fosgeen |
| Category | Inorganic Compounds |
What is Phosgene?
Phosgene is an acyl chloride obtained by substitution of both hydrogens of formaldehyde by chlorine. It is functionally related to a formaldehyde.
Formula & Notation
IUPAC Name: carbonyl dichloride
Other Names / Synonyms: carbonyl dichloride; Carbonyl dichloride; Carbonic dichloride; Phosgen; Carbon oxychloride; Chloroformyl chloride; Carbonic chloride; 75-44-5; Carbonylchlorid; Fosgeen
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | -180 °F (EPA, 1998) |
| Boiling Point | 47 °F at 760 mmHg (EPA, 1998) |
| Density | 1.432 at 32 °F (EPA, 1998) - Denser than water; will sink |
| Molecular Weight | 98.91 |
| Solubility | Very slightly soluble (NTP, 1992) |
| Appearance | Phosgene appears as a chemical warfare choking agent. Extremely toxic. A colorless gas or very low-boiling, volatile liquid with an odor of new-mown hay or green corn. Warning properties of the gas... |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Phosgene is an acyl chloride obtained by substitution of both hydrogens of formaldehyde by chlorine. It is functionally related to a formaldehyde.
Used in industrial processes, materials science, semiconductor manufacture, ceramics, or as a catalyst.
May be corrosive, toxic, or an oxidising agent. Handle in well-ventilated area. Consult SDS before use.
The formula or notation for Phosgene is: CCl2O