Description

3-Oxo-4-m-Tolyl-Butyric Acid Methyl Ester is a versatile organic intermediate characterized by its β-keto ester functionality attached to a meta-substituted tolyl group. This specific molecular architecture makes it a valuable building block for the synthesis of more complex chemical entities, particularly in fine chemical and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists working in advanced organic synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing substituted aryl and heterocyclic systems.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators that require specific aryl-ketone backbones.
• Fine Chemical Production: Serves as a crucial building block for manufacturing dyes, pigments, and specialty performance chemicals.
• Academic & Industrial Research: Employed in methodological studies and the development of novel synthetic routes, including Claisen condensations and Michael additions.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of complex aroma molecules due to its ester and ketone functional groups.
• Material Science: Investigated as a monomer or cross-linking agent in the development of specialized polymeric materials.

Basic Information

Product Name	3-Oxo-4-m-Tolyl-Butyric Acid Methyl Ester
CAS No.	160921-88-0
Molecular Formula	C12H14O3
Molecular Weight	206.24 g/mol
Synonyms	Methyl 3-oxo-4-(m-tolyl)butanoate; Methyl 4-(3-methylphenyl)-3-oxobutanoate; 3-Oxo-4-(3-methylphenyl)butanoic acid methyl ester; β-Keto ester derivative; Butanoic acid, 3-oxo-4-(3-methylphenyl)-, methyl ester; 4-(m-Tolyl)-3-oxobutyric acid methyl ester
EINECS	Contact for details

Quality Control

Our 3-Oxo-4-m-Tolyl-Butyric Acid Methyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications and test results is provided with every shipment to guarantee it meets your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.