Description

5-Cyano-1-Pentyne is a versatile alkyne building block featuring both a terminal cyano group and a terminal alkyne moiety, enabling diverse chemical transformations. This bifunctional compound is essential for advanced organic synthesis, particularly in the construction of complex molecular architectures and heterocyclic systems. It is a critical intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially those containing nitrogen heterocycles or alkyne-linked conjugates.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its reactive functional groups for structural diversification.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers, dendrimers, and functionalized surfaces with tailored properties.
• Click Chemistry: The terminal alkyne group is ideal for copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions, a cornerstone of bioconjugation and material labeling.
• Ligand & Catalyst Development: Used to synthesize novel chelating ligands and organometallic complexes for catalytic applications.
• Organic Synthesis Building Block: Employed in Sonogashira couplings, cycloadditions, and nucleophilic additions to construct complex organic molecules for research and development.

Basic Information

Product Name	5-Cyano-1-Pentyne
CAS No.	14918-21-9
Molecular Formula	C6H7N
Molecular Weight	93.13 g/mol
Synonyms	5-Cyanopentyne; 5-Cyano-1-pentyne; 1-Pentyne-5-carbonitrile; 5-Cyano-pent-1-yne; Hex-5-ynenitrile; 5-Cyanopent-1-yne; Pent-4-ynenitrile; 4-Pentynenitrile
EINECS	Contact for details

Quality Control

Our 5-Cyano-1-Pentyne is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	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.