3-Butyn-1-ol, 98%

CAS Number 927-74-2 Synonyms
  • 4-Hydroxy-1-butyne

Size Price ($) Your Price Quantity Options Availability
5g 35.60 Check Availability Add to Favorites Enter qty and click ?
25g 102.00 Check Availability Add to Favorites Enter qty and click ?
250g 997.00 Check Availability Add to Favorites Enter qty and click ?

3-Butyn-1-ol, 98%

MDL: MFCD00002955
EINECS: 213-161-9

Chemical Properties

Formula: C4H6O  Flash point: 36°(96°F)
Formula weight: 70.09  Density: 0.927
Melting point: -63° Refractive Index: 1.4405
Boiling point: 129-130° 

Literature References

For examples of Sonogashira coupling with aryl iodides in the presence of trans-Dichlorobis(triphenyl­phosphine)­palladium(II)­, 10491, CuI and Et3N in acetonitrile, see: J. Med. Chem., 38, 1837 (1995).

The triflate ester cyclizes on prolonged reaction with Na trifluoroacetate in TFA to give cyclobutanone: Org. Synth. Coll., 6, 324 (1988).

GHS Hazard and Precautionary Statements

Hazard Statements : H226-H315-H319-H335

Flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements : P261-P280G-P305+P351+P338

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

FlammableHarmful or Irritant

Other References

Beilstein: 773710
UN#: UN1987
Hazard Class: 3
Packing Group: III
Harmonized Tariff Code: 2905.29
RTECS: ES0710000


  • A10405

    4-Pentyn-1-ol, 98%
  • L10595

    Propargyl bromide, 97%, 80% w/w in toluene, stab. with magnesium oxide
  • A10275

    2-Bromoethanol, 97%
  • A12005

    Pyridine, 99+%
  • 43370

    5-Hexyn-1-ol, 97%
  • A10224

    2-Amino-3-methylpyridine, 97%

Recently Viewed


    Life Science

    Metals & Materials


    Analytical & Labware