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2028-63-9

Name 3-Butyn-2-ol
CAS 2028-63-9
EINECS(EC#) 217-978-1
Molecular Formula C4H6O
MDL Number MFCD00211237
Molecular Weight 70.09
MOL File 2028-63-9.mol
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Chemical Properties

Appearance clear colorless to light yellow liquid
Melting point  -1.5°C
alpha  0°(c=1, CHCl3)
Boiling point  66-67 °C/150 mmHg (lit.)
density  0.950 g/mL at 20 °C
vapor pressure  11hPa at 20℃
refractive index  n20/D 1.426(lit.)
Fp  78 °F
storage temp.  Flammables area
Water Solubility  Completely miscible in water
form  Liquid
pka 13.28±0.20(Predicted)
color  Clear colorless to light yellow
Specific Gravity 0.894
BRN  635722
CAS DataBase Reference 2028-63-9(CAS DataBase Reference)
NIST Chemistry Reference 3-Butyn-2-ol(2028-63-9)
EPA Substance Registry System 2028-63-9(EPA Substance)

Safety Data

Hazard Codes  T,F
Risk Statements 
R10:Flammable.
R25:Toxic if swallowed.
R36/38:Irritating to eyes and skin .
R36/37/38:Irritating to eyes, respiratory system and skin .
R24/25:Toxic in contact with skin and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S16:Keep away from sources of ignition-No smoking .
RIDADR  UN 2929 6.1/PG 2
WGK Germany  3
RTECS  ES0709800
F  10
Hazard Note  Irritant
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29052900

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