Description

1,3-Dioxolane, 2-Ethynyl-2,4,5-Trimethyl- (9Ci) is a specialized heterocyclic organic compound featuring a dioxolane ring with an ethynyl substituent. This unique structure makes it a valuable building block and intermediate in advanced organic synthesis, particularly for creating complex molecules with specific functional groups. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for constructing complex heterocyclic cores.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its reactive ethynyl group enables novel molecular architectures.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers and advanced organic materials.
• Fine Chemical Production: Employed as a versatile intermediate for synthesizing complex flavors, fragrances, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and catalysis studies.

Basic Information

Product Name	1,3-Dioxolane, 2-Ethynyl-2,4,5-Trimethyl- (9Ci)
CAS No.	79449-66-4
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	2-Ethynyl-2,4,5-trimethyl-1,3-dioxolane; 2,4,5-Trimethyl-2-ethynyl-1,3-dioxolane; 2-Ethynyl-2,4,5-trimethyl-[1,3]dioxolane; Ethynyltrimethyldioxolane; 1,3-Dioxolane, 2-ethynyl-2,4,5-trimethyl-
EINECS	Contact for details

Quality Control

Our 1,3-Dioxolane, 2-Ethynyl-2,4,5-Trimethyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure high purity and consistent identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging.

Specification

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