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3,3-Dimethyl-1-butyne Structure

3,3-Dimethyl-1-butyne

Chemical Properties

Melting point -78 °C (lit.)
Boiling point 37-38 °C (lit.)
Density  0.667 g/mL at 25 °C (lit.)
vapor pressure  7.88 psi ( 20 °C)
refractive index  n20/D 1.374(lit.)
Flash point <−30 °F
storage temp.  2-8°C
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Liquid
color  Clear colorless
PH 7.51 at 24.8℃ and 10g/L
Water Solubility  Miscible with chloroform, benzene and toluene. Immiscible with water.
BRN  1697100
Stability Stable, but highly flammable. Readily forms explosive mixtures with air. Note low flash point.
CAS DataBase Reference 917-92-0(CAS DataBase Reference)
NIST Chemistry Reference 1-Butyne, 3,3-dimethyl-(917-92-0)

Safety Information

Hazard Codes  F+,Xi
Risk Statements  12-36/37/38
Safety Statements  3-16-26-33-7/9
RIDADR  UN 3295 3/PG 2
WGK Germany  3
HazardClass  3
PackingGroup  I
HS Code  29012990

MSDS

Usage And Synthesis

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