Description

(E)-4,4-Dimethyl-2-Pentenoic Acid is a high-purity, unsaturated carboxylic acid derivative characterized by its specific stereochemistry. This compound serves as a valuable versatile chiral building block and intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily utilized by pharmaceutical R&D teams, agrochemical manufacturers, and specialty chemical producers for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of potential drug candidates, including protease inhibitors and other bioactive molecules.
• Agrochemical Synthesis: Building block for creating advanced herbicides, fungicides, and plant growth regulators with specific stereochemical requirements.
• Ligand and Catalyst Development: Precursor for synthesizing novel chiral ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Intermediate in the manufacture of flavors, fragrances, and advanced polymer additives.
• Academic & Industrial Research: Used in methodological studies and process chemistry development for C-C bond formation and functional group transformations.
• Material Science: Monomer or modifier for specialty polymers and coatings requiring specific olefinic functionality.

Basic Information

Product Name	(E)-4,4-Dimethyl-2-Pentenoic Acid
CAS No.	6945-35-3
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	(E)-4,4-Dimethylpent-2-enoic Acid; trans-4,4-Dimethyl-2-pentenoic Acid; 4,4-Dimethyl-(E)-2-pentenoic Acid; 2-Pentenoic Acid, 4,4-dimethyl-, (E)-; 4,4-Dimethyl-trans-2-pentenoic Acid; (E)-3,3-Dimethylacrylic Acid Ethyl Ester (related derivative); beta,β-Dimethylacrylic Acid Homolog
EINECS	Contact for details

Quality Control

Our (E)-4,4-Dimethyl-2-Pentenoic Acid is produced under a strict quality management system. Every batch undergoes rigorous analytical testing including chiral purity analysis (HPLC/GC), identity confirmation (IR, NMR), and impurity profiling to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, stereochemical integrity, and all relevant specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture ingress. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥97.0% (Typical 98-99%)
Isomeric Purity ((E)-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.