Description

4-Pentyn-1-ol is a terminal alkyne alcohol, a versatile bifunctional building block in organic synthesis. Its unique structure, featuring both a hydroxyl group and a reactive acetylene moiety, makes it a critical intermediate for constructing complex molecular frameworks. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and advanced materials.

Application

• Pharmaceutical Intermediates: A key synthon for the preparation of various drug candidates, particularly those requiring alkyne coupling reactions (e.g., Sonogashira) or as a precursor for heterocyclic compounds.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where its alkyne functionality allows for the introduction of specific bioactive groups.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and advanced materials with tailored properties.
• Liquid Crystal & OLED Materials: Acts as a building block for synthesizing organic electronic materials and liquid crystal compounds.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic methodologies and creating compound libraries.
• Fine Chemical Production: Employed in the multi-step synthesis of complex flavors, fragrances, and other high-value fine chemicals.

Basic Information

Product Name	4-Pentyn-1-ol
CAS No.	390-04-5
Molecular Formula	C5H8O
Molecular Weight	84.12 g/mol
Synonyms	4-Pentyn-1-ol; 4-Pentynol; 1-Hydroxy-4-pentyne; Pent-4-yn-1-ol; 4-Pentyne-1-ol; But-2-ynylcarbinol; 4-Pentynyl alcohol; 1-Butyn-4-ol
EINECS	206-864-9

Quality Control

Our 4-Pentyn-1-ol is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, well-ventilated area. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.