Description

1,4-Pentadiyne is a highly reactive, linear conjugated diyne with the molecular formula C5H4. This unique chemical structure makes it a valuable and versatile building block in advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process engineers for the development of novel polymers, specialty chemicals, and functional materials. The compound's reactivity profile is critical for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for constructing complex molecular frameworks.
• Polymer & Material Science: Used as a monomer or cross-linking agent in the synthesis of specialty polymers, conductive materials, and advanced composites with tailored properties.
• Organic Synthesis Building Block: Essential for cycloaddition reactions (e.g., in click chemistry) and the construction of complex organic molecules in academic and industrial research laboratories.
• Agrochemical Research: Employed in the development of novel crop protection agents and other agrochemical intermediates.
• Ligand & Catalyst Development: Acts as a precursor for synthesizing specialized ligands and organometallic catalysts used in asymmetric synthesis and other catalytic processes.
• Electronic Chemicals: Investigated for use in the development of organic semiconductors and other electronic materials.

Basic Information

Item	Detail
Product Name	1,4-Pentadiyne
CAS No.	24442-69-1
Molecular Formula	C5H4
Molecular Weight	64.09 g/mol
Synonyms	1,4-Pentadiyne; Pentadiyne-1,4; 1,4-Pentadiyne (stabilized); 1,4-Pentadiyne, stabilized; 1,4-Pentadiyne (contains stabilizer); Pentadiyne; 1,4-Diynylmethane
EINECS	Contact for details

Quality Control

Our 1,4-Pentadiyne is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and reliability for your critical research and production processes. Each lot undergoes comprehensive analytical testing, including purity assay and impurity profiling by GC or HPLC. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, away from heat, sparks, and open flames. Recommended storage temperature is 2-8°C (refrigerated) under an inert atmosphere to maintain stability and prevent decomposition. Keep away from strong acids and oxidizing agents.

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.