Description

11-Chloro-1-Undecyne is a versatile terminal chloroalkyne building block used in advanced organic synthesis. Its unique structure, featuring both a reactive alkyne and a chloroalkyl group, makes it a critical intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing bioactive molecules, including potential enzyme inhibitors and receptor modulators via click chemistry and cross-coupling reactions.
• Agrochemical Synthesis: Used in the production of novel pesticides and herbicides, where the alkyne moiety allows for the introduction of specific functional groups to optimize biological activity.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers, dendrimers, and functionalized surfaces with tailored properties.
• Liquid Crystal & OLED Research: Employed in the synthesis of advanced organic electronic materials and liquid crystal compounds due to its linear, rigid structure.
• Bioconjugation & Probe Development: Utilized in bioconjugation chemistry to attach fluorescent tags, affinity labels, or other probes to biomolecules for diagnostic and research applications.
• Organic Synthesis Reagent: Acts as a versatile reagent for introducing long alkyl chains with terminal reactivity in multi-step synthetic routes.

Basic Information

Product Name	11-Chloro-1-Undecyne
CAS No.	29043-93-4
Molecular Formula	C11H19Cl
Molecular Weight	186.72 g/mol
Synonyms	1-Chloro-10-undecyne; 10-Undecyn-1-yl chloride; Undec-10-yn-1-yl chloride; 11-Chloroundecyne; 11-Chloro-1-undecyne; Chloroundecyne; ω-Chloroundecyne
EINECS	Contact for details

Quality Control

Our 11-Chloro-1-Undecyne is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure high chemical purity and identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support 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 place at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. 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)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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