3-Hexyn-2,5-diol

Melting point :42 °C(lit.)
Boiling point :121 °C15 mm Hg(lit.)
Density :1.009 g/mL at 25 °C(lit.)
vapor pressure :0.1Pa at 20℃
refractive index :n20/D 1.473(lit.)
Flash point :>230 °F
storage temp. :2-8°C
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :12.80±0.20(Predicted)
form :Oil
color :Pale Yellow
BRN :1720667
LogP :-0.24 at 25℃
CAS DataBase Reference :3031-66-1(CAS DataBase Reference)
NIST Chemistry Reference :3-Hexyne-2,5-diol(3031-66-1)
EPA Substance Registry System :3-Hexyne-2,5-diol (3031-66-1)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.