EMAIL THIS PAGE TO A FRIEND
268992 Sigma-Aldrich

4-Pentyn-2-ol

≥98%

Synonym: (±)-4-Pentyn-2-ol

  • CAS Number 2117-11-5

  • Linear Formula HC≡CCH2CH(OH)CH3

  • Molecular Weight 84.12

  •  Beilstein/REAXYS Number 1734245

  •  EC Number 218-321-1

  •  MDL number MFCD00004555

  •  PubChem Substance ID 24856305

Purchase

Properties

Related Categories Alkynes, Building Blocks, Chemical Synthesis, Organic Building Blocks, Terminal More...
InChI Key   JTHLRRZARWSHBE-UHFFFAOYSA-N
assay   ≥98%
refractive index   n20/D 1.438 (lit.)
bp   126-127 °C(lit.)
density   0.892 g/mL at 25 °C (lit.)

Description

General description

4-Pentyn-2-ol, a secondary homopropargylic alcohol, is toxic with LC50 value of 160.

Application

4-Pentyn-2-ol was used in the synthesis of new Fischer-type rhenium (III) benzoyldiazenido-2-oxacyclocarbenes. It was also used in the preparation of c-aryl glycosides by undergoing cycloaddition reaction with an aryl nitrile oxide.

Packaging

5, 25 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
UN 1987C 3 / PGIII
WGK Germany 
3
Flash Point(F) 
98.6 °F
Flash Point(C) 
37 °C
Protocols & Articles

Related Content

Alkynes and Acetylenic Building Blocks

We list over 600 alkyne building blocks, including a wide array of propargyl alcohols, acetylenic boron reagents, and halogenated substrates for cross-coupling. Additionally, many of these are termin...
Keywords: Building blocks, Coupling reactions, Cross couplings

Peer-Reviewed Papers
15

References

Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?