Description

1,4-Dioxane, 2-Ethynyl-2-Methyl-3-Methylene- (9Ci) is a specialized, high-purity chemical intermediate with the CAS number 214967-64-3. This compound is valued for its unique molecular structure, featuring both acetylene and alkene functionalities, which makes it a versatile building block in advanced organic synthesis. It is primarily sought after by research and development laboratories and fine chemical manufacturers in the pharmaceutical and agrochemical sectors for creating novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring acetylene or strained ring systems.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, where its reactive groups allow for the creation of novel bioactive compounds.
• Material Science & Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Academic & Industrial R&D: Employed in exploratory organic synthesis for methodological studies and the construction of complex natural product analogs or novel heterocycles.
• Ligand Synthesis for Catalysis: Utilized in the preparation of specialized ligands for transition metal catalysis, enabling new reaction pathways.

Basic Information

Product Name	1,4-Dioxane, 2-Ethynyl-2-Methyl-3-Methylene- (9Ci)
CAS No.	214967-64-3
Molecular Formula	C8H10O2
Molecular Weight	138.16 g/mol
Synonyms	2-Ethynyl-2-methyl-3-methylen-1,4-dioxane; 2-Ethynyl-2-methyl-3-methylene-1,4-dioxane; 3-Methylene-2-ethynyl-2-methyl-1,4-dioxane; 1,4-Dioxane, 2-ethynyl-2-methyl-3-methylene-; 2-Methyl-2-ethynyl-3-methylene-1,4-dioxane
EINECS	Contact for details

Quality Control

Our 1,4-Dioxane, 2-Ethynyl-2-Methyl-3-Methylene- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and synthesis applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay and identity.

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 place. Recommended long-term storage temperature is 2-8°C. Keep away from heat, sparks, and open flames.

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.