Description

1-Eicosyne is a high-purity, long-chain terminal alkyne with significant utility as a specialized organic building block in advanced synthesis. Its unique structure, featuring a reactive acetylene group at the terminus of a C20 hydrocarbon chain, makes it a critical intermediate for constructing complex molecules and functional materials. This compound is essential for researchers and industrial chemists in the pharmaceutical, agrochemical, and material science sectors, where it is used to introduce hydrophobic alkyl chains or create novel carbon frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the development of new drug candidates, particularly in creating lipophilic side chains or as a component in click chemistry applications.
• Agrochemical Synthesis: Used in the research and production of specialized pesticides and herbicides, where its long alkyl chain can influence bioavailability and environmental persistence.
• Material Science Research: Acts as a monomer or cross-linking agent in the synthesis of advanced polymers, dendrimers, and surface coatings with tailored properties.
• Organic Synthesis Building Block: Employed in catalytic coupling reactions (e.g., Sonogashira, Glaser) to construct conjugated systems and complex molecular architectures.
• Lubricant & Surfactant Additive Research: Investigated for its potential to modify the properties of industrial fluids and surface-active agents due to its specific hydrocarbon structure.
• Chemical Biology Probes: Utilized in bioconjugation and labeling strategies to study biological processes, leveraging its alkyne handle for bioorthogonal reactions.

Basic Information

Product Name	1-Eicosyne
CAS No.	765-27-5
Molecular Formula	C₂₀H₃₈
Molecular Weight	278.52 g/mol
Synonyms	Eicos-1-yne; 1-Eicosen-1-yne; Icos-1-yne; n-Eicosyne; 1-Icosyne; 1-Eicosenyne; Terminal C20 Alkyne
EINECS	212-155-0

Quality Control

Our 1-Eicosyne 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 analysis and identity confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, identity, and impurity profiles to meet the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and oxidizing agents. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to minimize potential degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Purity (HPLC)	≥ 97.0%

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