Description

1,3-Dioxane, 5-Ethynyl-5-Methyl- (9Ci) is a specialized heterocyclic compound featuring a 1,3-dioxane ring system substituted with an ethynyl and a methyl group at the 5-position. This unique structure makes it a valuable building block and intermediate in advanced organic synthesis, particularly for creating complex molecular architectures. It is primarily utilized by pharmaceutical research and fine chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, especially those requiring complex cyclic ether or acetal functionalities.
• Organic Synthesis Building Block: Used in coupling reactions, click chemistry, and other advanced synthetic methodologies due to its reactive ethynyl group.
• Material Science Research: Investigated as a monomer or precursor for synthesizing specialized polymers and advanced organic materials with tailored properties.
• Agrochemical Development: Employed in the synthesis of experimental herbicides, fungicides, or plant growth regulators.
• Ligand and Catalyst Preparation: Utilized to create novel chelating ligands or organometallic catalysts for asymmetric synthesis.
• Academic and R&D Laboratories: A critical reagent for methodological studies and exploring new chemical reactions in academic and industrial research settings.

Basic Information

Item	Detail
Product Name	1,3-Dioxane, 5-Ethynyl-5-Methyl- (9Ci)
CAS No.	54747-83-0
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	5-Ethynyl-5-methyl-1,3-dioxane; 5-Methyl-5-ethynyl-1,3-dioxane; 1,3-Dioxane, 5-ethynyl-5-methyl-; 5-Ethynyl-5-methyl-m-dioxane; 5-Methyl-5-ethynyl-m-dioxane
EINECS	Contact for details

Quality Control

Our 1,3-Dioxane, 5-Ethynyl-5-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to verify identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring full traceability and compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its reactivity as a strong acid/organic solvent type compound, it should be kept away from incompatible materials such as strong oxidizing agents and bases. Recommended storage temperature is 2-8°C for long-term stability.

Specification

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