Melting point :-91.3°C (estimate)
Boiling point :121-122 °C(lit.)
Density :0.845 g/mL at 25 °C(lit.)
refractive index :n20/D 1.427(lit.)
Flash point :37 °C
storage temp. :Flammables area
solubility :Chloroform (Sparingly), DMSO (Slightly), Methanol (Slightly)
form :clear liquid
pka :14.70±0.10(Predicted)
color :Colorless to Almost colorless
Water Solubility :Miscible with water.
Merck :14,2601
BRN :1719374
Henry's Law Constant :3.1×10⁰ mol/(m³Pa) at 25℃, Raventos-Duran et al. (2010)
InChI :1S/C4H8O/c1-2-3-4-5/h2-3,5H,4H2,1H3/b3-2+
InChIKey :WCASXYBKJHWFMY-NSCUHMNNSA-N
SMILES :C\C=C\CO
LogP :0.636 (est)
CAS DataBase Reference :6117-91-5(CAS DataBase Reference)
NIST Chemistry Reference :2-Buten-1-ol(6117-91-5)
EPA Substance Registry System :2-Buten-1-ol (6117-91-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning 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
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. 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. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P403+P235 Store in a well-ventilated place. Keep cool. P501 Dispose of contents/container to..…