Description

1-Heptadecyne is a high-purity, long-chain terminal alkyne with the CAS number 26186-00-5, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring a reactive triple bond at the end of a C17 hydrocarbon chain, makes it an invaluable intermediate for constructing complex molecules and functional materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to develop novel active ingredients, ligands, and advanced material precursors.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs) via click chemistry and cross-coupling reactions.
• Agrochemical Synthesis: Serves as a key precursor for creating specialized surfactants, adjuvants, and active ingredients with tailored hydrophobic properties.
• Material Science & Polymer Chemistry: Acts as a monomer or functionalizing agent for producing specialty polymers, dendrimers, and surface coatings with specific mechanical or chemical properties.
• Organic Synthesis & Catalysis: Employed as a standard substrate in catalytic reactions (e.g., Sonogashira coupling) and for the development of new ligands in transition metal catalysis.
• Liquid Crystal & OLED Research: Utilized in the design and synthesis of organic semiconductors and liquid crystal materials for electronic displays and devices.
• Chemical Biology & Bioconjugation: Functions as a probe or linker in bioconjugation strategies due to its bio-orthogonal reactivity with azides.

Basic Information

Product Name	1-Heptadecyne
CAS No.	26186-00-5
Molecular Formula	C₁₇H₃₂
Molecular Weight	236.44 g/mol
Synonyms	Heptadec-1-yne; n-Heptadecyne; 1-Heptadecyne; Heptadecylacetylene; Terminal Heptadecyne; C17 Alkyne; n-C17 Alkyne; 1-Heptadecyne (C17)
EINECS	247-476-9

Quality Control

Our 1-Heptadecyne is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques (GC, GC-MS, NMR) to confirm identity and quantify purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to support your quality assurance and regulatory compliance needs.

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, open flames, and strong oxidizing agents. For long-term storage, consider under an inert atmosphere (e.g., nitrogen or argon) to prevent potential oxidation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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