Molecular properties
- Formula
- C2Cl2O2
- Molar mass
- 126.93 g·mol−1
- Exact mass
- 125.9275 Da
- 2
- PubChem CID
- 65578
Molecule record
oxalyl dichloride
C2Cl2O2
126.93 g/mol
Loading structure
Functional groups
Acid chloride
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- (COCl)2
- 201-200-2
- 79-37-8
- BRN 1361988
- C2Cl2O2
- DTXCID0048137
- DTXSID3058822
- EINECS 201-200-2
Show all 24 synonyms
- Ethanedioyl chloride
- Ethanedioyl dichloride
- MFCD00000704
- Oxalic acid chloride
- Oxalic acid dichloride
- Oxalic dichloride
- Oxaloyl chloride
- Oxalyl chloride
- R4Y96317DW
- RefChem:6088
- oxalic chloride
- oxaloylchloride
- oxalyichloride
- oxalyl choride
- oxalylchlorid
- oxalylchloride
Structure identifiers
- Canonical SMILES
- O=C(Cl)C(=O)Cl
- Isomeric SMILES
- C(=O)(C(=O)Cl)Cl
- InChI
- InChI=1S/C2Cl2O2/c3-1(5)2(4)6
- InChIKey
- CTSLXHKWHWQRSH-UHFFFAOYSA-N
- PubChem CID
- 65578
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for oxalyl dichloride; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for oxalyl dichloride; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.