Melting point :-43 °C
Boiling point :98-99 °C (lit.)
Density :0.824 g/mL at 25 °C (lit.)
vapor pressure :51 mm Hg ( 25 °C)
refractive index :n20/D 1.416(lit.)
Flash point :56 °F
storage temp. :Store below +30°C.
form :Liquid
pka :14.56±0.29(Predicted)
color :Clear colorless to very slightly yellow
PH :9-10 (100g/l, H2O, 20℃)
Odor :at 10.00 % in dipropylene glycol. herbal earthy oily
Odor Type :herbal
explosive limit :1.5-9.4%(V)
biological source :synthetic
BRN :1698263
Henry's Law Constant :6.4×10^-1 mol/(m³Pa) at 25℃, Iraci et al. (1999)
Major Application :flavors and fragrances
Cosmetics Ingredients Functions :PERFUMING
InChI :1S/C5H10O/c1-4-5(2,3)6/h4,6H,1H2,2-3H3
InChIKey :HNVRRHSXBLFLIG-UHFFFAOYSA-N
SMILES :CC(C)(O)C=C
LogP :0.66 at 25℃
CAS DataBase Reference :115-18-4(CAS DataBase Reference)
NIST Chemistry Reference :3-Buten-2-ol, 2-methyl-(115-18-4)
EPA Substance Registry System :2-Methyl-3-buten-2-ol (115-18-4)

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 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
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.