Melting point :18°C
Boiling point :79-80 °C/760 mmHg
Density :0.79 g/mL at 25 °C
vapor pressure :68.7hPa at 20℃
refractive index :1.422-1.425
Flash point :2 °C
storage temp. :2-8°C
form :Liquid
pka :8.67±0.25(Predicted)
color :Clear colorless to yellow
Water Solubility :Very soluble in water.
Sensitive :Air Sensitive
InChIKey :VUGCBIWQHSRQBZ-UHFFFAOYSA-N
LogP :0.26 at 23℃
CAS DataBase Reference :2978-58-7(CAS DataBase Reference)
NIST Chemistry Reference :3-Butyn-2-amine, 2-methyl-(2978-58-7)
EPA Substance Registry System :3-Butyn-2-amine, 2-methyl- (2978-58-7)

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 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 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P310 Immediately call a POISON CENTER or doctor/physician.