Melting point :-28--23°C
Boiling point :80-100 °C(lit.)
Density :1.236 g/mL at 25 °C
vapor pressure :100 at 20 °C (NIOSH, 1997)
refractive index :n20/D 1.407
Flash point :128 °F
solubility :Soluble in ether (Weast, 1986), acetone, and methanol (Hawley, 1981)
form :Colorless liquid
Water Solubility :soluble in acetone, methanol. Fully miscible in water.
Sensitive :Air Sensitive
Merck :2109
BRN :1071226
Exposure limits :Ceiling 3 mg/m³ (1 ppm) (ACGIH); IDLH.
LogP :0.62 at 25℃ and pH5.8
CAS DataBase Reference :107-20-0(CAS DataBase Reference)
NIST Chemistry Reference :Acetaldehyde, chloro-(107-20-0)
EPA Substance Registry System :Chloroacetaldehyde (107-20-0)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H400 Very toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.