Melting point :-53 °C
Boiling point :114-115 °C(lit.)
Density :0.963 g/mL at 25 °C(lit.)
vapor density :1.93 (vs air)
vapor pressure :11.6 mm Hg ( 20 °C)
refractive index :n20/D 1.432(lit.)
Flash point :97 °F
storage temp. :2-8°C
solubility :Miscible with water, alcohol and oils, but not soluble in mineral oil, many hydrocarbons, etc
form :Liquid
pka :13.6(at 25℃)
color :Clear colorless to slightly yellow
Odor :at 100.00 %. geranium
PH :3 (20°C, 500g/L in H2O)
explosive limit :1.9-86.2% (v/v)
Odor Type :floral
Water Solubility :miscible
Merck :14,7809
BRN :506003
Exposure limits :No exposure limit has been set for 2-propyn1-ol. A TLV-TWA of 1 ppm (～2.3 mg/m³) should be appropriate for this compound. This estimation is based on its similarity to allyl alcohol in chemical properties and toxic actions.
LogP :-0.35 at 25℃
CAS DataBase Reference :107-19-7(CAS DataBase Reference)
NIST Chemistry Reference :2-Propyn-1-ol(107-19-7)
EPA Substance Registry System :Propargyl alcohol (107-19-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning 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 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, 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.