Description

Benzenepropanoic Acid, 3-Ethyl-4-Methoxy- (9Ci) is a specialized organic compound with a defined molecular structure, serving as a valuable intermediate in advanced chemical synthesis. Its precise configuration makes it a critical building block for creating complex molecules with specific functional properties. This product is primarily targeted at research and development chemists and process engineers in the pharmaceutical and fine chemical industries who require high-purity, structurally defined intermediates for their synthetic pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Fine Chemical Synthesis: Used in the multi-step production of complex organic molecules for agrochemicals, dyes, and specialty polymers.
• Ligand and Catalyst Development: Serves as a starting material for constructing sophisticated ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the development of advanced organic electronic materials and liquid crystals due to its aromatic and substituted structure.
• Academic and Industrial R&D: A valuable reagent for method development and exploratory synthesis in both university laboratories and corporate research centers.

Basic Information

Product Name	Benzenepropanoic Acid, 3-Ethyl-4-Methoxy- (9Ci)
CAS No.	474940-61-9
Molecular Formula	C12H16O3
Molecular Weight	208.25 g/mol
Synonyms	3-Ethyl-4-Methoxybenzenepropanoic Acid; 3-(3-Ethyl-4-methoxyphenyl)propanoic Acid; 4-Methoxy-3-ethylhydrocinnamic Acid; (3-Ethyl-4-methoxyphenyl)propionic Acid; β-(3-Ethyl-4-methoxyphenyl)propionic Acid; 3-Ethyl-4-methoxy-β-phenylpropionic Acid; 474940-61-9 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our Benzenepropanoic Acid, 3-Ethyl-4-Methoxy- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, suitable for demanding synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to support cGMP and ISO standards where required, ensuring reliability for critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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