Description

2,2-Dimethyl-5-Hexenoic Acid is a specialized organic acid featuring a terminal alkene group, making it a valuable bifunctional building block for chemical synthesis. Its unique structure allows it to serve as a key intermediate in the production of advanced polymers, fine chemicals, and active pharmaceutical ingredients (APIs). This compound is particularly sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), leveraging its carboxylic acid and alkene functionalities.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its branched-chain structure imparts specific biological activity.
• Polymer & Resin Modifier: Acts as a comonomer or chain-transfer agent to introduce branching and terminal unsaturation, modifying the properties of polyesters, acrylics, and other specialty polymers.
• Fine Chemical & Fragrance Intermediate: Employed in the multi-step synthesis of complex aroma chemicals, flavors, and other high-value fine chemicals.
• Cross-linking Agent: The alkene group enables its use in cross-linking reactions for coatings, adhesives, and elastomers to enhance durability and chemical resistance.
• Organic Synthesis Building Block: Serves as a versatile starting material for Diels-Alder reactions, hydroformylation, and other carbon-carbon bond-forming transformations in research and development.

Basic Information

Product Name	2,2-Dimethyl-5-Hexenoic Acid
CAS No.	58203-68-2
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	5-Hexenoic acid, 2,2-dimethyl-; 2,2-Dimethyl-5-hexenoic acid; 2,2-Dimethylpent-4-enoic acid; 4-Pentenoic acid, 2,2-dimethyl-; (Dimethyl)hexenoic acid; 5-Hexenoic acid,2,2-dimethyl-; 2,2-Dimethyl-4-pentenoic acid (related isomer)
EINECS	Contact for details

Quality Control

Our 2,2-Dimethyl-5-Hexenoic Acid is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to guarantee compliance with your specific research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.445
Density (g/mL, 20°C)	0.93 - 0.97

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