Melting point :-80 °C (lit.)
Boiling point :71-72 °C (lit.)
Density :0.925 g/mL at 20 °C (lit.)
vapor density :3.12 (vs air)
vapor pressure :102 mm Hg ( 20 °C)
refractive index :n20/D 1.427(lit.)
Flash point :9 °F
storage temp. :2-8°C
solubility :H2O: insoluble
form :Liquid
color :Clear
explosive limit :2.2-10.4%(V)
Water Solubility :0.5 g/L (20 ºC)
Merck :14,2148
BRN :878160
CAS DataBase Reference :563-47-3(CAS DataBase Reference)
IARC :2B (Vol. 63, 115) 2018
NIST Chemistry Reference :1-Propene, 3-chloro-2-methyl-(563-47-3)
EPA Substance Registry System :3-Chloro-2-methyl-1-propene (563-47-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, 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 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 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.