Description

12-Chloro-3,5-Dodecadiyne is a specialized aliphatic chloro-diyne compound, identified by CAS NO 71673-30-8, that serves as a versatile building block in advanced organic synthesis. Its unique structure, featuring both a chloro substituent and conjugated diyne functionality, makes it a valuable precursor for constructing complex molecular architectures. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, enabling the development of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates and bioactive molecules, particularly those requiring alkyne or chloroalkane motifs for further functionalization.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its reactive sites allow for the creation of compounds with specific biological activity.
• Material Science & Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and resins with tailored thermal or mechanical properties.
• Organic Synthesis & Catalysis: Employed in academic and industrial R&D for cycloaddition reactions, Sonogashira couplings, and as a substrate for developing new catalytic methodologies.
• Ligand & Chelator Synthesis: Useful for constructing complex organic ligands used in coordination chemistry and metal-organic frameworks (MOFs).
• Fluorescent Probe & Sensor Development: The conjugated diyne system can be utilized in the design of molecular probes and sensory materials.

Basic Information

Product Name	12-Chloro-3,5-Dodecadiyne
CAS No.	71673-30-8
Molecular Formula	C₁₂H₁₇Cl
Molecular Weight	196.71 g/mol
Synonyms	12-Chloro-3,5-dodecadiyne; 3,5-Dodecadiyne, 12-chloro-; 12-Chlorododeca-3,5-diyne; Dodeca-3,5-diyn-1-yl chloride; 1-Chloro-10-undecyne-3,5-diyne (possible numbering variant); Chlorododecadiyne
EINECS	Contact for details

Quality Control

Our 12-Chloro-3,5-Dodecadiyne is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. Certificates of Analysis (COA) detailing specific results for purity, impurities, and physical characteristics are available upon request. We support compliance with relevant research and development standards.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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