Dichloroacetic anhydride

product Name	Dichloroacetic anhydride
Synonyms	Acetic acid, 2,2-dichloro-, 1,1'-anhydride; 4-02-00-00503 (Beilstein Handbook Reference); Anhydrid kyseliny dichloroctove; Anhydrid kyseliny dichloroctove [Czech]; BRN 0512173; Dichloroacetic acid anhydride; NSC 401832; 2,2'-Dichloroacetic anhydride; Acetic acid, dichloro-, anhydride
Molecular Formula	C₄H₂Cl₄O₃
Molecular Weight	239.8689
InChI	InChI=1/C4H2Cl4O3/c5-1(6)3(9)11-4(10)2(7)8/h1-2H
CAS Registry Number	4124-30-5
EINECS	223-924-8
Molecular Structure
Density	1.695g/cm³
Melting point	29℃
Boiling point	215°C at 760 mmHg
Refractive index	1.501
Flash point	90.6°C
Hazard Symbols	C:Corrosive;
Risk Codes	R21:Harmful in contact with skin.; R34:Causes burns.;
Safety Description	S25:Avoid contact with eyes.; S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.; S45:In case of accident of if you feel unwell, seek medical advice immediately (show the label where possible).;