Trichloroacetyl chloride

Trichloroacetyl chloride is the acyl chloride of trichloroacetic acid. It can be formed by reacting chlorine with acetyl chloride or acetaldehyde in the presence of activated charcoal. It is used in the manufacture of pharmaceuticals and plant protection compounds.[3]

Trichloroacetyl chloride

Structural formula Ball-and-stick model
Names
Preferred IUPAC name Trichloroacetyl chloride
Other names 2,2,2-Trichloroacetyl chloride
Identifiers
CAS Number	76-02-8
3D model (JSmol)	Interactive image
ChemSpider	6180
ECHA InfoCard	100.000.843
PubChem CID	6420
UNII	9SN86T76Y6
CompTox Dashboard (EPA)	DTXSID9034070
InChI InChI=1S/C2Cl4O/c3-1(7)2(4,5)6 Key: PVFOMCVHYWHZJE-UHFFFAOYSA-N InChI=1/C2Cl4O/c3-1(7)2(4,5)6 Key: PVFOMCVHYWHZJE-UHFFFAOYAJ
SMILES ClC(Cl)(Cl)C(Cl)=O
Properties
Chemical formula	C2Cl4O
Molar mass	181.832 g/mol
Density	1.62 g/cm^3 at 20 °C
Boiling point	117.9 °C (244.2 °F; 391.0 K)
Solubility	miscible with diethyl ether[1]
Thermochemistry
Std enthalpy of formation (ΔfH^⦵298)	-280.0 kJ•mol^−1[2]
Hazards
Safety data sheet	Oxford MSDS
EU classification (DSD) (outdated)	Toxic (T); Corrosive (C)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

References

1. Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 3–536, ISBN 0-8493-0594-2
2. Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 5–29, ISBN 0-8493-0594-2
3. US Patent No. 5,659,078 to Ebmeyer et al., "Process for the preparation of trichloroacetyl chloride," issued August 19, 1997 (as reproduced by freepatentsonline.com and retrieved on October 23, 2007).