| | Identification | More |  | [Name] 
 3-Butyn-1-ol
 |  | [CAS] 
 927-74-2
 |  | [Synonyms] 
 (2-HYDROXYETHYL)ACETYLENE
 3-BUTYN-1-OL
 3-BUTYNE-1-OL
 4-BUTYNE-1-OL
 BETA-ETHYNYLETHANOL
 BUT-3-YN-1-OL
 1-Butyn-4-ol
 3-butyn-1-0l
 3-Butynol
 3-Butynyl alcohol
 4-Hydroxy-1-butyne
 HCequivCCH2CH2OH
 3-Bytyn-1-ol
 3-Butyn-1-ol, 98+%
 β-Ethynylethanol
 4-HYDROXY-BUTYNE
 Homopropargyl alcohol
 |  | [EINECS(EC#)] 
 213-161-9
 |  | [Molecular Formula] 
 C4H6O
 |  | [MDL Number] 
 MFCD00002955
 |  | [Molecular Weight] 
 70.09
 |  | [MOL File] 
 927-74-2.mol
 | 
 | Chemical Properties | Back Directory |  | [Appearance] 
 colourless liquid
 |  | [Melting point ] 
 -63.6 °C (lit.)
 |  | [Boiling point ] 
 128.9 °C (lit.)
 |  | [density ] 
 0.926 g/mL at 25 °C(lit.)
 
 |  | [refractive index ] 
 n20/D 1.441(lit.)
 
 |  | [Fp ] 
 97 °F
 
 |  | [storage temp. ] 
 Flammables area
 |  | [solubility ] 
 Miscible with alcohols and organic solvents. Immiscible with aliphatic hydrocarbon solvents.
 |  | [form ] 
 Liquid
 |  | [pka] 
 14.22±0.10(Predicted)
 |  | [color ] 
 Clear colorless to light yellow
 |  | [Specific Gravity] 
 0.972
 |  | [Stability:] 
 Stable. Substances to be avoided include oxidizing agents, acids and acid anhydrides, copper and copper alloys. Flammable.
 |  | [Detection Methods] 
 GC,NMR
 |  | [BRN ] 
 773710
 |  | [InChIKey] 
 OTJZCIYGRUNXTP-UHFFFAOYSA-N
 |  | [LogP] 
 0.130 (est)
 |  | [CAS DataBase Reference] 
 927-74-2(CAS DataBase Reference)
 |  | [NIST Chemistry Reference] 
 3-Butyn-1-ol(927-74-2)
 |  | [EPA Substance Registry System] 
 927-74-2(EPA Substance)
 | 
 | Safety Data | Back Directory |  | [Hazard Codes ] 
 Xi,F
 |  | [Risk Statements ] 
 R10:Flammable.
 R36/37/38:Irritating to eyes, respiratory system and skin .
 |  | [Safety Statements ] 
 S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
 S36:Wear suitable protective clothing .
 S37/39:Wear suitable gloves and eye/face protection .
 S16:Keep away from sources of ignition-No smoking .
 |  | [RIDADR ] 
 UN 1986 3/PG 3
 
 |  | [WGK Germany ] 
 3
 
 |  | [RTECS ] 
 ES0710000
 
 |  | [TSCA ] 
 Yes
 |  | [HazardClass ] 
 3
 |  | [PackingGroup ] 
 III
 |  | [HS Code ] 
 29052990
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 colourless liquid
 |  | [Uses] 
 (3-Butyn-1-ol) Alkynyl substrate used in a study of a palladium-catalyzed coupling with β-tetrionic acid bromide leading to alkynyl substituted furanones in good yield.1
 |  | [Definition] 
 ChEBI: A terminal acetylenic compound that is but-1-yne with one of the methyl hydrogens substituted by a hydroxy group.
 |  | [General Description] 
 
 The enthalpies of combustion and vaporization of 3-butyn-1-ol is measured by static bomb combustion calorimetry and correlation gas chromatography techniques. |  | [IC 50] 
 Human Endogenous Metabolite
 | 
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