Description

4-(2-Methoxy-Phenyl)-3-Oxo-Butyric Acid Ethyl Ester is a high-purity organic ester compound, serving as a versatile and critical building block in advanced chemical synthesis. Its value lies in its β-ketoester functionality and methoxyphenyl moiety, which are essential for constructing complex molecular architectures. This intermediate is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with complex heterocyclic structures.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in Claisen condensations, Michael additions, and other reactions to form carbon-carbon bonds for complex organic molecules.
• Fine Chemical Production: Intermediate for manufacturing dyes, pigments, and specialty performance chemicals.
• Academic & Industrial R&D: Serves as a standard reagent in medicinal chemistry and process development laboratories for route scouting and optimization.

Basic Information

Product Name	4-(2-Methoxy-Phenyl)-3-Oxo-Butyric Acid Ethyl Ester
CAS No.	83823-61-4
Molecular Formula	C₁₃H₁₆O₄
Molecular Weight	236.26 g/mol
Synonyms	Ethyl 4-(2-Methoxyphenyl)-3-oxobutanoate; Ethyl 2-Methoxyphenylacetoacetate; 3-Oxo-4-(2-methoxyphenyl)butyric Acid Ethyl Ester; 2-Methoxyphenylacetoacetic Acid Ethyl Ester; 4-(o-Methoxyphenyl)-3-oxobutyric Acid Ethyl Ester; Ethyl (2-Methoxyphenyl)acetoacetate; Butyric acid, 3-oxo-4-(2-methoxyphenyl)-, ethyl ester
EINECS	Contact for details

Quality Control

Our 4-(2-Methoxy-Phenyl)-3-Oxo-Butyric Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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