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917-92-0

Name 3,3-Dimethyl-1-butyne
CAS 917-92-0
EINECS(EC#) 213-035-3
Molecular Formula C6H10
MDL Number MFCD00049181
Molecular Weight 82.14
MOL File 917-92-0.mol
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Chemical Properties

Appearance colourless liquid
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.)
Fp  <−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
Stability: Stable, but highly flammable. Readily forms explosive mixtures with air. Note low flash point.
Water Solubility  Miscible with chloroform, benzene and toluene. Immiscible with water.
BRN  1697100
CAS DataBase Reference 917-92-0(CAS DataBase Reference)
NIST Chemistry Reference 1-Butyne, 3,3-dimethyl-(917-92-0)

Safety Data

Hazard Codes  F+,Xi
Risk Statements 
R12:Extremely Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S3:Keep in a cool place .
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S33:Take precautionary measures against static discharges .
S7/9:Keep container tightly closed and in a well-ventilated place .
RIDADR  UN 3295 3/PG 2
WGK Germany  3
HazardClass  3
PackingGroup  I
HS Code  29012990

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