Propargyl alcohol
Chemical compound / From Wikipedia, the free encyclopedia
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Propargyl alcohol, or 2-propyn-1-ol, is an organic compound with the formula C3H4O. It is the simplest stable alcohol containing an alkyne functional group.[3] Propargyl alcohol is a colorless viscous liquid that is miscible with water and most polar organic solvents.
Quick Facts Names, Identifiers ...
Names | |
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Preferred IUPAC name
Prop-2-yn-1-ol | |
Other names
propynol, 2-propynol, 2-propyn-1-ol, hydroxymethylacetylene. | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.003.157 |
EC Number |
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KEGG |
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PubChem CID |
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RTECS number |
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UNII | |
UN number | 1986 2929 |
CompTox Dashboard (EPA) |
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Properties | |
C3H4O | |
Molar mass | 56.064 g·mol−1 |
Appearance | Colorless to straw-colored liquid[1] |
Odor | geranium-like[1] |
Density | 0.9715 g/cm3 |
Melting point | −51 to −48 °C (−60 to −54 °F; 222 to 225 K) |
Boiling point | 114 to 115 °C (237 to 239 °F; 387 to 388 K) |
miscible[1] | |
Vapor pressure | 12 mmHg (20 °C)[1] |
Hazards[2] | |
GHS labelling: | |
Danger | |
H226, H301, H310, H314, H330, H373, H411 | |
P210, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P273, P280, P301+P310, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P310, P311, P312, P321, P322, P330, P361, P363, P370+P378, P391, P403+P233, P403+P235, P405, P501 | |
NFPA 704 (fire diamond) | |
Flash point | 36 °C; 97 °F; 309 K (open cup)[1] |
NIOSH (US health exposure limits): | |
PEL (Permissible) |
none[1] |
REL (Recommended) |
TWA 1 ppm (2 mg/m3) [skin][1] |
IDLH (Immediate danger) |
N.D.[1] |
Safety data sheet (SDS) | External SDS |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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