![]() | |||
| |||
![]() | |||
Names | |||
---|---|---|---|
Preferred IUPAC name
Oxalyl dichloride[1] | |||
Systematic IUPAC name
Ethanedioyl dichloride[1] | |||
Other names
| |||
Identifiers | |||
3D model (JSmol)
|
|||
ChemSpider | |||
ECHA InfoCard | 100.001.092 | ||
EC Number |
| ||
PubChem CID
|
|||
RTECS number |
| ||
UNII | |||
CompTox Dashboard (EPA)
|
|||
| |||
| |||
Properties | |||
C2O2Cl2 | |||
Molar mass | 126.92 g·mol−1 | ||
Appearance | Colorless liquid | ||
Odor | Phosgene-like[2] | ||
Density | 1.4785 g/mL | ||
Melting point | −16 °C (3 °F; 257 K) | ||
Boiling point | 63 to 64 °C (145 to 147 °F; 336 to 337 K) at 1.017 bar | ||
Reacts | |||
Refractive index (nD)
|
1.429 | ||
Hazards | |||
Occupational safety and health (OHS/OSH): | |||
Main hazards
|
Toxic, corrosive, lachrymator[3] | ||
GHS labelling: | |||
![]() ![]() | |||
Danger[3] | |||
H314, H331[3] | |||
P261, P280, P305+P351+P338, P310[3] | |||
NFPA 704 (fire diamond) | |||
Safety data sheet (SDS) | External MSDS | ||
Related compounds | |||
Related acyl chlorides
|
|||
Related compounds
|
|||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
Oxalyl chloride is an organic chemical compound with the formula Cl−C(=O)−C(=O)−Cl. This colorless, sharp-smelling liquid, the diacyl chloride of oxalic acid, is a useful reagent in organic synthesis.[4]