Description

4-Methyl-2-Hexenoic Acid is a versatile, unsaturated carboxylic acid derivative valued for its role as a key chiral building block and flavor/fragrance intermediate. Its specific structure, featuring a methyl branch and a double bond, makes it a valuable synthon for producing fine chemicals and active pharmaceutical ingredients (APIs). This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific stereochemistry and functional groups into complex molecules.

Application

• Pharmaceutical Intermediate: A crucial chiral building block for the synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Flavor & Fragrance Ingredient: Serves as a precursor for creating specific fruity or cheesy flavor notes and aroma chemicals.
• Organic Synthesis Reagent: Employed in research and development for Michael additions, esterifications, and other carbon-carbon bond forming reactions.
• Liquid Crystal & Polymer Chemistry: Acts as an intermediate for monomers and additives used in advanced material science.
• Chemical Research & Development: Utilized as a standard or starting material in academic and industrial R&D laboratories.

Basic Information

Product Name	4-Methyl-2-Hexenoic Acid
CAS No.	37549-83-0
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	4-Methyl-2-hexenoic acid; (E)-4-Methyl-2-hexenoic acid; 2-Hexenoic acid, 4-methyl-; beta,γ-Hexenoic acid; 4-Methylhex-2-enoic acid; 4-Methyl-2-hexenic acid; 2-Hexenoic acid, 4-methyl-, (E)-; (E)-4-Methylhex-2-enoic acid
EINECS	Contact for details

Quality Control

Our 4-Methyl-2-Hexenoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment ensures the material meets the stringent requirements for use in pharmaceutical and fine chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon). Keep away from strong bases, oxidizing agents, and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Isomeric Purity (E/Z ratio)	Contact for details
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.