Description

5-Heptyn-3-ol is a terminal alkyne alcohol with a unique seven-carbon chain structure, offering versatile reactivity for advanced chemical synthesis. This compound serves as a valuable bifunctional building block, enabling the construction of complex molecules through both its hydroxyl and alkyne functional groups. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel intermediates, ligands, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, leveraging its alkyne group for click chemistry and cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators requiring specific alkyne-alcohol motifs.
• Ligand and Catalyst Development: Serves as a backbone for creating specialized ligands used in asymmetric catalysis and transition metal complexes.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, resins, and advanced materials with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex natural product analogs, macrocycles, and molecular scaffolds.
• Surface Modification Agent: Utilized to introduce terminal alkyne groups onto surfaces or polymers for subsequent functionalization via Huisgen cycloaddition.

Basic Information

Product Name	5-Heptyn-3-ol
CAS No.	19781-82-9
Molecular Formula	C7H12O
Molecular Weight	112.17 g/mol
Synonyms	5-Heptyn-3-ol; 3-Heptyn-5-ol; 5-Heptyn-3-ol; Hept-5-yn-3-ol; 1-Ethyl-2-propynyl carbinol; 3-Hydroxy-1-heptyne; 1-Heptyne-3-ol
EINECS	Contact for details

Quality Control

Our 5-Heptyn-3-ol is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR analysis, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality systems are designed to meet the stringent requirements of cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed under an inert atmosphere to minimize oxidation and moisture uptake.

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.