Description

4-(2-Methoxyphenyl)-4-Oxobutyric Acid is a high-purity organic intermediate characterized by its methoxyphenyl and oxobutyric acid functional groups. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is essential for R&D chemists and process development scientists working in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for their synthetic pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those with methoxy-substituted aromatic systems.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and advanced organic materials.
• Academic & Industrial R&D: Employed in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Chemical Reference Standard: Utilized as an analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	4-(2-Methoxyphenyl)-4-Oxobutyric Acid
CAS No.	103987-16-2
Molecular Formula	C11H12O4
Molecular Weight	208.21 g/mol
Synonyms	4-(2-Methoxyphenyl)-4-oxobutanoic acid; 4-Oxo-4-(2-methoxyphenyl)butyric acid; 2-Methoxyphenylsuccinic acid semialdehyde; 4-(o-Methoxyphenyl)-4-oxobutyric acid; γ-Oxo-2-methoxybenzenebutanoic acid; Butyric acid, 4-(2-methoxyphenyl)-4-oxo-; 103987-16-2
EINECS	Contact for details

Quality Control

Our 4-(2-Methoxyphenyl)-4-Oxobutyric Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting all critical quality parameters. Our production adheres to cGMP principles where applicable, ensuring reliability for research and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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