Description

3-Oxo-4-m-Tolyl-Butyric Acid Ethyl Ester is a versatile organic ester and a key β-ketoester intermediate. This compound is valued for its reactivity, particularly in Claisen condensation and related synthetic transformations, enabling the construction of complex molecular frameworks. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for the synthesis of active pharmaceutical ingredients (APIs), agrochemicals, and other specialty organic compounds.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used in the production of complex organic molecules for research and development purposes.
• Agrochemical Development: Serves as a precursor in the manufacture of certain pesticides and herbicides.
• Academic & Industrial Research: Employed in organic chemistry research for studying reaction mechanisms and developing new synthetic methodologies.
• Chemical Intermediate for Dyes & Pigments: Can be utilized in the synthesis of specialized colorants and functional materials.

Basic Information

Product Name	3-Oxo-4-m-Tolyl-Butyric Acid Ethyl Ester
CAS No.	83823-59-0
Molecular Formula	C13H16O3
Molecular Weight	220.27 g/mol
Synonyms	Ethyl 3-oxo-4-(m-tolyl)butanoate; Ethyl 4-(3-methylphenyl)-3-oxobutanoate; 3-Oxo-4-(3-methylphenyl)butyric acid ethyl ester; 4-(m-Tolyl)-3-oxobutyric acid ethyl ester; Butanoic acid, 3-oxo-4-(3-methylphenyl)-, ethyl ester; Ethyl 3-oxo-4-(3-methylphenyl)butyrate; m-Tolyl acetoacetate ethyl ester (derivative)
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards and precise customer requirements. Quality is assured through analytical techniques including HPLC, GC, and NMR spectroscopy. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request for every batch, supporting applications in regulated environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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