2-Butyn-1-ol

CAS Registry Number®

764-01-2

CAS Name

2-Butyn-1-ol

Molecular Formula

C4H6O

Molecular Mass

70.09

Cite this Page

2-Butyn-1-ol.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=764-01-2 (retrieved 2025-04-07) (CAS RN: 764-01-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    55 °C @ Press: 8 Torr
  • Melting Point (2)

    -2.2 °C
  • Density (3)

    0.9326 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H6O/c1-2-3-4-5/h5H,4H2,1H3

InChIKey

InChIKey=NEEDEQSZOUAJMU-UHFFFAOYSA-N

SMILES

C(#CC)CO

Canonical SMILES

OCC#CC

Other Names for this Substance

  • 2-Butyn-1-ol
  • 2-Butynol
  • 2-Butynyl alcohol
  • 1-Hydroxybut-2-yne
  • NSC 222371

CAS INSIGHTSTM
Cell Membrane Phospholipid Structure,Phospholipid bilayer of the cell membrane, Lipid bilayer