Description

Propargyl Alcohol Propoxylate is a specialized alkoxylated derivative of propargyl alcohol, valued for its terminal alkyne functionality and polyether chain. This unique structure makes it a versatile reactive intermediate and functional monomer in advanced polymer synthesis and specialty chemical manufacturing. It is essential for industries requiring tailored surfactants, corrosion inhibitors, and high-performance resin modifiers.

Application

• As a reactive diluent and crosslinking agent in the formulation of advanced epoxy, polyurethane, and acrylic resin systems.
• Intermediate for the synthesis of specialized surfactants and dispersants with unique wetting and stabilizing properties.
• Key monomer in the production of corrosion inhibitors for industrial cooling water systems and metal treatment fluids.
• Building block for pharmaceutical intermediates and agrochemical active ingredients requiring alkyne functionality.
• Used in research and development for click chemistry (e.g., CuAAC reactions) due to its terminal alkyne group.
• Component in the manufacture of specialty adhesives, sealants, and coatings requiring enhanced chemical resistance.
• Precursor for synthesizing functionalized polyethers and polymeric materials with specific chain-end chemistry.

Basic Information

Item	Details
Product Name	Propargyl Alcohol Propoxylate
CAS No.	3973-17-9
Molecular Formula	CnH2n-2O(C3H6O)mH (Variable chain length)
Molecular Weight	Variable (Depends on degree of propoxylation)
Synonyms	Propoxylated Propargyl Alcohol; Propargyl Alcohol, Propoxylated; 2-Propyn-1-ol, oxirane polymer; Poly(oxy-1,2-ethanediyl), α-(2-propyn-1-yl)-ω-hydroxy-; Propargyl Alcohol PO Adduct; Alkoxylated Propargyl Alcohol; Terminal Alkyne Polyether; Propargyl-terminated Poly(propylene glycol)
EINECS	Contact for details

Quality Control

Our Propargyl Alcohol Propoxylate is manufactured under a rigorous quality management system. Each batch is tested to ensure consistent composition, functionality, and purity. A comprehensive Certificate of Analysis (COA) detailing key parameters such as hydroxyl value, degree of propoxylation, and alkyne content is provided with every shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen) to preserve its reactive alkyne functionality. Keep away from strong oxidizers, acids, and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Hydroxyl Value (mg KOH/g)	As per grade (e.g., 200-400)
Degree of Propoxylation (n, avg.)	As per grade (e.g., 1-5)
Water Content	≤ 0.5% (Karl Fischer)
Alkyne Content (Assay)	≥ 95% (HPLC/Titration)
Specific Gravity (20°C)	1.00 - 1.05

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