Description

11-Dodecynoic Acid is a versatile terminal alkyne-functionalized fatty acid, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring a long hydrocarbon chain terminated with a reactive alkyne group, makes it invaluable for creating specialized polymers, surfactants, and bioactive compounds. This high-purity intermediate is essential for research and industrial applications in pharmaceuticals, materials science, and specialty chemicals, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly in click chemistry for bioconjugation and creating targeted therapeutics.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for producing specialty polymers, coatings, and resins with tailored properties.
• Surfactant & Lubricant Synthesis: Serves as a precursor for synthesizing novel non-ionic surfactants, emulsifiers, and high-performance lubricant additives.
• Chemical Biology Probes: Utilized in creating fluorescent tags, affinity labels, and other molecular probes for biochemical research and diagnostics.
• Organic Synthesis Building Block: A key starting material for Huisgen cycloaddition (click chemistry) and other alkyne-based reactions to construct complex molecules.
• Agrochemical Research: Employed in the development of new crop protection agents and plant growth regulators.

Basic Information

Product Name	11-Dodecynoic Acid
CAS No.	16900-60-0
Molecular Formula	C₁₂H₂₀O₂
Molecular Weight	196.29 g/mol
Synonyms	10-Undecynoic acid methyl ester (precursor related); Dodec-11-ynoic acid; 11-Dodecynoic acid; Terminal alkyne C12 acid; Undecyne carboxylic acid (homolog); Lauric acid alkyne derivative; 11-Dodecinic acid
EINECS	240-975-0

Quality Control

Our 11-Dodecynoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and checks for residual solvents and moisture content. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizers, bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	40 - 44 °C
Water Content (KF)	≤ 0.5%

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