Description

4-Ethynyl-4-Methyltetrahydro-2H-Pyran is a specialized heterocyclic building block featuring both an ethynyl and a methyl substituent on the tetrahydro-2H-pyran ring. This compound is valued for its unique molecular scaffold, which serves as a versatile intermediate in advanced organic synthesis and medicinal chemistry research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in exploratory drug discovery programs.
• Agrochemical Synthesis: Used in the research and development of new crop protection agents and herbicides, leveraging its reactive ethynyl group.
• Material Science Research: Serves as a monomer or precursor for advanced polymers and functional materials with tailored properties.
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for catalysis and molecular recognition applications.
• Academic & Industrial R&D: A valuable tool for methodological studies in synthetic organic chemistry and the exploration of new chemical spaces.

Basic Information

Product Name	4-Ethynyl-4-Methyltetrahydro-2H-Pyran
CAS No.	1363382-15-3
Molecular Formula	C8H12O
Molecular Weight	124.18 g/mol
Synonyms	4-Ethynyl-4-methyloxane; 4-Methyl-4-ethynyltetrahydro-2H-pyran; 4-Ethynyl-4-methyltetrahydropyran; 4-Methyl-4-ethynyloxane; Tetrahydro-4-ethynyl-4-methyl-2H-pyran
EINECS	Contact for details

Quality Control

Our 4-Ethynyl-4-Methyltetrahydro-2H-Pyran is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request 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 controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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