Description

2-(2,5-Undecadiynyloxy)Tetrahydro-2H-Pyran is a specialized organic compound featuring a diyne moiety protected by a tetrahydropyran (THP) group, making it a valuable building block in synthetic organic chemistry. This compound matters for its role as a key intermediate in the synthesis of complex molecules, particularly in materials science and pharmaceutical research where controlled polymerization and precise molecular architecture are required. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for constructing conjugated systems and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of active pharmaceutical ingredients (APIs) with specific alkyne functionalities.
• Polymer Science: Acts as a monomer or cross-linking agent in the development of specialty polymers and resins with tailored properties.
• Material Chemistry: Used in the research and production of advanced materials, including conductive polymers and organic semiconductors.
• Agrochemical Synthesis: Employed as a building block for creating novel crop protection agents and herbicides.
• Academic & Industrial Research: A crucial reagent for methodology development in organic synthesis, particularly in click chemistry and Sonogashira coupling reactions.
• Liquid Crystal & OLED Materials: Potential use in the synthesis of precursors for electronic display materials due to its conjugated diyne structure.

Basic Information

Product Name	2-(2,5-Undecadiynyloxy)Tetrahydro-2H-Pyran
CAS No.	55947-04-1
Molecular Formula	C₁₆H₂₄O₂
Molecular Weight	248.36 g/mol
Synonyms	2-(2,5-Undecadiyn-1-yloxy)tetrahydro-2H-pyran; THP-protected undecadiynol ether; 2-(Undeca-2,5-diyn-1-yloxy)tetrahydro-2H-pyran; 1-(Tetrahydro-2H-pyran-2-yloxy)undeca-2,5-diyne; Undecadiynyl THP ether; 2H-Pyran, 2-(2,5-undecadiynyloxy)tetrahydro-; Acetylene derivative THP ether; Protected diynol ether
EINECS	Contact for details

Quality Control

Our 2-(2,5-Undecadiynyloxy)Tetrahydro-2H-Pyran is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, 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 protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 5.0%

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