Description

3-(Chloromethoxy)-1-Propyne is a versatile chloromethyl ether derivative of propargyl alcohol, serving as a key bifunctional building block in advanced organic synthesis. Its molecular structure, featuring both a reactive propargyl group and a chloromethoxy moiety, makes it an invaluable intermediate for constructing complex molecules and functional materials. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise molecular modifications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing propargyl or alkynyl functionalities into drug candidates.
• Agrochemical Synthesis: Serves as a key precursor in the development of novel herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, resins, and coatings with tailored properties.
• Ligand & Catalyst Development: Employed in the preparation of advanced ligands for transition metal catalysis and organometallic chemistry.
• Chemical Research (R&D): A valuable reagent for academic and industrial research in organic methodology development and heterocyclic chemistry.
• Surface Modification: Used to functionalize surfaces and nanomaterials via click chemistry or other alkynyl-based coupling reactions.

Basic Information

Product Name	3-(Chloromethoxy)-1-Propyne
CAS No.	40308-66-5
Molecular Formula	C4H5ClO
Molecular Weight	104.54 g/mol
Synonyms	Propargyl Chloromethyl Ether; 1-(Chloromethoxy)-2-propyne; Chloromethyl Propargyl Ether; 3-Chloromethoxy-1-propyne; 2-Propynyl Chloromethyl Ether; (Chloromethoxy)methylacetylene; 1-Propyne, 3-(chloromethoxy)-; Propargyloxymethyl Chloride
EINECS	Contact for details

Quality Control

Our 3-(Chloromethoxy)-1-Propyne is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.