Names
Preferred IUPAC name: Chloroacetic acid
Systematic IUPAC nameChloroethanoic acid
Other names
2-Chloroacetic acid
Identifiers
CAS Number: 79-11-8
JSmol: Interactive image
ChEBI: CHEBI:27869
ChEMBL: ChEMBL14090
ChemSpider: 10772140
ECHA InfoCard: 100.001.072
EC Number: 201-178-4
KEGG: D07677
PubChem: 300
RTECS number: AF8575000
UNII: 5GD84Y125G
Properties
Chemical formula: C2H3ClO2
Molar mass: 94.49 g·mol
Appearance: crystals
Density: 1.58 g·cm
Melting point: 63 °C (145 °F; 336 K)
Boiling point: 189.3 °C (372.7 °F; 462.4 K)
Solubility in water: 85.8 g/100mL (25 °C)
Solubility: methanol
log : 0.22
Vapor pressure: 0.22 hPa
K: 2.86
Magnetic susceptibility: -48.1·10 cm/mol−63
Refractive index: 1.4351 (55 °C)
Structure
Crystal structure: Monoclinic
Thermochemistry
Specific
heat capacity: 144.02 J/K mol
Std enthalpy of
formation: -490.1 kJ/mol
Hazards
hazards: alkylating agent
Safety data sheet: External MSDS
R-phrases: R25 R34 R50
S-phrases: S23 S37 S45 S61
NFPA 704:
Flash point: 126 °C (259 °F; 399 K)
Autoignition
temperature: < 500 °C (932 °F; 773 K)
LD
median dose: 165 mg/kg (mouse, oral)
Related compounds
Related compounds: 2-Chloropropionic acid
Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).
Infobox references
