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Product Line: Pharmaceutical Chemicals

3-Butyn-1-ol

CAS 927-74-2

Molecular structure of 3-Butyn-1-ol

CAS · 927-74-2

01

Product Overview

3-Butyn-1-ol is a high-purity pharmaceutical-intermediates supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance: Colorless to light yellow liquid
Purity: 98% min
Solubility: Soluble in methanol
Water: 1.0% max
03

Applications

 

 

1. Pharmaceutical Intermediate

Used in the synthesis of pharmaceutical agents where alkyne and alcohol functionalities are important.

Acts as a key building block in the preparation of heterocycles, alkynylated drug derivatives, or API precursors.

2. Organic Synthesis

Serves as a versatile intermediate for:

Click chemistry (e.g., azide-alkyne cycloaddition to form triazoles)

Sonogashira couplings

Nucleophilic substitutions after conversion to derivatives

3. Polymer & Material Science

Can be used to introduce alkyne functional groups into polymer chains or resins.

Functionalized polymers incorporating 3-butyn-1-ol show improved properties like UV resistance or crosslinking ability.

4. Agrochemical Research

Utilized in the synthesis of plant growth regulators, pesticides, or bioactive small molecules in agrochemical R&D.

5. Flavor & Fragrance Chemistry

Employed in synthesizing complex aroma compounds or as a synthetic intermediate in perfume manufacturing.

04

Benefits

✅ Dual Functionality

Contains both an alkyne group (for coupling, cycloadditions) and a hydroxyl group (for esterification, oxidation, etc.), enabling flexible modification in chemical synthesis.

✅ Reactivity

The terminal alkyne is reactive and can participate in numerous reactions like:

Copper-catalyzed azide-alkyne cycloaddition (CuAAC)

Metal-catalyzed cross-coupling reactions

The hydroxyl group allows for further derivatization (e.g., to form ethers, esters).

✅ Compact Structure

Small molecular size makes it ideal for use as a starting point in stepwise organic synthesis.

✅ Widely Available and Cost-Effective

Readily accessible on an industrial scale, making it suitable for both research and production.

05

Conclusion

3-Butyn-1-ol (CAS 927-74-2) is a highly versatile intermediate in organic synthesis, pharmaceuticals, polymers, and fine chemicals. With its unique alkyne and alcohol dual reactivity, it enables a wide array of transformations, making it a valuable tool for chemists in both research and industry.

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