Description

Methyl 10-Undecynoate is a versatile terminal alkyne ester, a key building block in organic synthesis and advanced material science. Its value lies in the highly reactive alkyne functional group, which enables efficient carbon-carbon bond formation through click chemistry and other coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediates: Serves as a crucial precursor in the synthesis of complex drug molecules, particularly those requiring alkyne handles for bioconjugation or further functionalization.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators, leveraging its reactivity to create diverse chemical structures.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers with tailored properties, such as adhesives, coatings, and resins.
• Click Chemistry Reagent: An ideal substrate for Huisgen cycloaddition (copper-catalyzed azide-alkyne cycloaddition) reactions, widely used in bioconjugation, material surface modification, and diagnostic probe development.
• Fragrance & Flavor Chemistry: Employed as an intermediate for synthesizing specific aroma chemicals and flavoring agents due to its fatty acid ester backbone.
• Organic Synthesis Building Block: Used in various organic transformations, including Sonogashira coupling, to construct more complex molecular architectures in research and development.

Basic Information

Product Name	Methyl 10-Undecynoate
CAS No.	2777-66-4
Molecular Formula	C12H20O2
Molecular Weight	196.29 g/mol
Synonyms	10-Undecynoic acid methyl ester; Methyl 10-undecynoate; Methyl undecynoate; Methyl 10-undecyn-1-oate; Undecynoic acid methyl ester; 10-Undecynoic acid, methyl ester; Methyl 10-hendecynoate
EINECS	220-485-9

Quality Control

Our Methyl 10-Undecynoate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are 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 area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.