Description

2-Bromo-1-Hexen-5-Yne is a versatile halogenated alkyne building block with a unique structure that combines a bromoalkene and a terminal alkyne functionality. This compound is highly valued in advanced organic synthesis for its ability to participate in cross-coupling reactions and cycloadditions, enabling the construction of complex molecular architectures. It is primarily sought after by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key synthon for constructing complex heterocycles and bioactive molecules via Sonogashira, Suzuki, and other palladium-catalyzed cross-coupling reactions.
• Agrochemical Research: Used in the synthesis of novel fungicides, herbicides, and plant growth regulators that require specific halogenated alkene-alkyne motifs.
• Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers, conductive materials, and liquid crystals.
• Chemical Synthesis: Acts as a versatile building block in organic chemistry for [3+2] and other cycloaddition reactions to create novel ring systems.
• Ligand & Catalyst Development: Utilized for synthesizing novel phosphine or N-heterocyclic carbene (NHC) ligands with tailored steric and electronic properties.
• Academic & R&D: A valuable reagent for methodological development and exploring new reaction pathways in university and industrial research laboratories.

Basic Information

Product Name	2-Bromo-1-Hexen-5-Yne
CAS No.	72121-84-7
Molecular Formula	C6H7Br
Molecular Weight	159.03 g/mol
Synonyms	5-Hexen-1-yne, 2-bromo-; 2-Bromo-5-hexen-1-yne; 1-Hexen-5-yne, 2-bromo-; Bromohexenyne
EINECS	Contact for details

Quality Control

Every batch of 2-Bromo-1-Hexen-5-Yne is produced and analyzed under strict quality management protocols. Our products undergo rigorous quality testing, including GC, HPLC, and NMR analysis, to ensure compliance with industry standards and precise customer specifications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong acids and incompatible organic solvents. Due to its light-sensitive nature and reactivity, it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Clear colorless to pale yellow liquid
Identification (IR / NMR)	Conforms to structure
Purity (GC / HPLC)	≥ 95% (Standard Grade)
Water Content (KF)	≤ 0.5%

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