Description

3-Nonynoic Acid Methyl Ester is a high-purity alkyne ester building block, valued for its terminal alkyne functionality and ester group. This compound is essential for advanced organic synthesis, particularly in click chemistry and the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, especially those requiring alkyne-azide cycloaddition (click chemistry) for bioconjugation.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the alkyne moiety allows for modular structure-activity relationship (SAR) studies.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and advanced materials with tailored properties.
• Organic Synthesis Building Block: Employed in Sonogashira coupling and other palladium-catalyzed reactions to introduce C8 alkyne chains into target molecules.
• Liquid Crystal & OLED Research: Acts as a precursor for synthesizing organic semiconductors and liquid crystal compounds.
• Flavor & Fragrance Chemistry: Utilized in the research and synthesis of complex aroma molecules.

Basic Information

Product Name	3-Nonynoic Acid Methyl Ester
CAS No.	7003-47-6
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	Methyl 3-Nonynoate; Methyl Oct-2-ynoate; Methyl 2-Octynoate; 3-Nonynoic Acid Methyl Ester; Methyl 3-Nonynoate; 2-Octynoic Acid Methyl Ester; Methyl Oct-2-ynoate; Methyl 2-Octynoate (common alternate numbering)
EINECS	Contact for details

Quality Control

Our 3-Nonynoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment to guarantee batch-to-batch consistency and traceability for your research and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.450
Density (20°C)	0.90 - 0.92 g/mL

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