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4-PENTYN-2-OL Structure

4-PENTYN-2-OL

Chemical Properties

Melting point -24.1°C (estimate)
Boiling point 126-127 °C (lit.)
Density  0.892 g/mL at 25 °C (lit.)
refractive index  n20/D 1.438(lit.)
Flash point 99 °F
storage temp.  Flammables area
solubility  Miscible with chloroform and ethyl acetate.
form  Liquid
pka 14.29±0.20(Predicted)
Specific Gravity 0.892
color  Clear colorless to pale yellow
BRN  1734245
CAS DataBase Reference 2117-11-5(CAS DataBase Reference)
FDA UNII B5447322HJ

Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictograms
Signal wordWarning
Hazard statements H226-H315-H319-H335
Precautionary statements P210-P233-P240-P241-P303+P361+P353-P305+P351+P338
Hazard Codes  Xi
Risk Statements  10-36/37/38
Safety Statements  26-36
RIDADR  UN 1987 3/PG 3
WGK Germany  3
10
HazardClass  3
PackingGroup  III
HS Code  29052990
NFPA 704:
3
2 0

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4-PENTYN-2-OL Chemical Properties,Usage,Production

Preparation Products And Raw materials

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