Description

2,2-Dimethyl-5-Chloro-3-Pentyne is a specialized alkyne derivative characterized by its unique branched-chain structure and chlorine substituent. This compound serves as a valuable high-purity intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for applications requiring precise molecular control.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a functionalized alkyne moiety.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or precursor in the development of novel polymers and advanced organic materials.
• Organic Synthesis Reagent: Employed in cross-coupling reactions, cycloadditions, and other catalytic transformations to introduce the dimethyl-substituted propargyl unit.
• Ligand and Catalyst Development: Utilized for creating specialized ligands for metal catalysis and organocatalysts.
• Fine Chemical Production: An intermediate in the manufacture of flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	2,2-Dimethyl-5-Chloro-3-Pentyne
CAS No.	55683-00-6
Molecular Formula	C7H11Cl
Molecular Weight	130.62 g/mol
Synonyms	5-Chloro-2,2-dimethyl-3-pentyne; 1-Chloro-4,4-dimethyl-2-pentyne; 4,4-Dimethyl-1-chloro-2-pentyne; 2,2-Dimethyl-5-chloropentyne-3; 3-Pentyne, 5-chloro-2,2-dimethyl-; Chlorodimethylpentyne
EINECS	Contact for details

Quality Control

Every batch of 2,2-Dimethyl-5-Chloro-3-Pentyne is produced and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place away from heat and ignition sources. Due to its highly volatile nature, keep container tightly sealed when not in use. Recommended storage temperature: 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear, 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.