Description

1,3-Dioxolane, 4-Ethynyl-2,2-Dimethyl- (7Ci,9Ci) is a specialized heterocyclic compound featuring a dioxolane ring with an ethynyl substituent, serving as a valuable versatile building block in advanced organic synthesis. Its unique structure makes it a critical intermediate for constructing complex molecules, particularly in the development of pharmaceuticals and functional materials. This high-purity chemical is essential for R&D and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific functional groups with precision.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring alkyne functionality for click chemistry or further derivatization.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators where the dioxolane moiety can impart specific biological activity or stability.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers, resins, and advanced materials with tailored properties.
• Ligand & Catalyst Development: Employed in the preparation of novel ligands for metal-organic frameworks (MOFs) or catalysts used in asymmetric synthesis.
• Fine Chemical Production: Serves as a precursor for various fine chemicals and flavors & fragrances, where its reactive ethynyl group allows for diverse chemical transformations.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Item	Details
Product Name	1,3-Dioxolane, 4-Ethynyl-2,2-Dimethyl- (7Ci,9Ci)
CAS No.	59923-55-6
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	4-Ethynyl-2,2-dimethyl-1,3-dioxolane; 2,2-Dimethyl-4-ethynyl-1,3-dioxolane; 4-Ethynyl-2,2-dimethyl-[1,3]dioxolane; 1,3-Dioxolane, 4-ethynyl-2,2-dimethyl-; Acetylene acetal of acetone; (4-Ethynyl-2,2-dimethyl-1,3-dioxolan)
EINECS	Contact for details

Quality Control

Our 1,3-Dioxolane, 4-Ethynyl-2,2-Dimethyl- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and potential concentration changes. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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