Description

1,1-Dichloro-4,4-Dimethylpent-2-Yne is a specialized halogenated alkyne building block of significant interest in advanced organic synthesis. Its unique structure, featuring both chlorine atoms and a terminal alkyne group, makes it a valuable precursor for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for introducing halogenated alkynyl motifs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where its specific halogen pattern contributes to biological activity.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of novel polymers and specialty materials with tailored properties.
• Organic Synthesis Building Block: Employed in Sonogashira coupling and other metal-catalyzed reactions to create complex, conjugated systems for electronic or optical applications.
• Ligand and Catalyst Development: Utilized for synthesizing novel ligands for transition metal catalysts used in homogeneous catalysis.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	1,1-Dichloro-4,4-Dimethylpent-2-Yne
CAS No.	139185-47-0
Molecular Formula	C7H10Cl2
Molecular Weight	165.06 g/mol
Synonyms	4,4-Dimethyl-1,1-dichloropent-2-yne; 1,1-Dichloro-4,4-dimethyl-2-pentyne; Pent-2-yne, 1,1-dichloro-4,4-dimethyl-; 4,4-Dimethylpent-2-yne-1,1-diyl dichloride
EINECS	Contact for details

Quality Control

Our 1,1-Dichloro-4,4-Dimethylpent-2-Yne is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay and impurity profiles. We are committed to meeting the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.