Description

β-Oxo-4-Methoxy-Benzenepropanoic Acid 1,1-Dimethylethyl Ester is a high-purity, protected β-keto ester intermediate of significant importance in advanced organic synthesis. This compound is valued for its role as a versatile building block, enabling the construction of complex molecular frameworks through reactions like Claisen condensations and Michael additions. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those with arylpropanoic acid backbones.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides.
• Fine Chemical Production: Serves as a crucial building block for creating specialty chemicals, flavors, and fragrances.
• Academic & Industrial R&D: Employed in method development and exploratory chemistry for novel compound libraries.
• Material Science: Potential intermediate in the synthesis of organic ligands and polymers.

Basic Information

Product Name	β-Oxo-4-Methoxy-Benzenepropanoic Acid 1,1-Dimethylethyl Ester
CAS No.	54441-74-6
Molecular Formula	C15H20O4
Molecular Weight	264.32 g/mol
Synonyms	tert-Butyl 3-(4-methoxyphenyl)-3-oxopropanoate; 3-(4-Methoxyphenyl)-3-oxopropanoic acid tert-butyl ester; 4-Methoxybenzoylacetic acid tert-butyl ester; 3-Oxo-3-(4-methoxyphenyl)propionic acid tert-butyl ester; tert-Butyl 4-methoxybenzoylacetate; 1,1-Dimethylethyl 3-(4-methoxyphenyl)-3-oxopropanoate
EINECS	Contact for details

Quality Control

Our β-Oxo-4-Methoxy-Benzenepropanoic Acid 1,1-Dimethylethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. 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
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.