Description

(Z)-4-Undecenoic Acid CAS NO 49580-59-8 is a monounsaturated fatty acid characterized by its specific cis-configuration at the double bond. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, particularly for the production of fine chemicals and active pharmaceutical ingredients (APIs). It is essential for research and manufacturing in the pharmaceutical, agrochemical, and specialty fragrance industries, where precise molecular geometry is critical for biological activity and product performance.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of prostaglandins, leukotrienes, and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides that require specific stereochemistry for efficacy.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and liquid crystal compounds.
• Biochemical Research: Employed in lipidomics research and as a standard for studying fatty acid metabolism and signaling pathways.
• Polymer Chemistry: Acts as a monomer or modifier for creating specialized polymers with unique properties.
• Organic Synthesis Reagent: Utilized in various organic reactions, including cross-coupling and olefin metathesis, to introduce the undecenoyl moiety.

Basic Information

Product Name	(Z)-4-Undecenoic Acid
CAS No.	49580-59-8
Molecular Formula	C₁₁H₂₀O₂
Molecular Weight	184.28 g/mol
Synonyms	(Z)-4-Undecenoic Acid; (4Z)-4-Undecenoic Acid; cis-4-Undecenoic Acid; 4-Undecenoic acid, (Z)-; 4-cis-Undecenoic Acid; (Z)-4-Hendecenoic Acid; FA(11:1 n-7); 4Z-Undecenoic Acid
EINECS	Contact for details

Quality Control

Our (Z)-4-Undecenoic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (NMR, IR), to ensure high chemical and isomeric purity. Certificates of Analysis (COA) detailing identity, purity, 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 under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This product is easily oxidized; prolonged exposure to air should be avoided. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Isomeric Purity (Z-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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