Description

Diethyl 4-Methoxyphenyl Malonate is a high-purity organic building block and ester derivative of malonic acid. This compound is valued for its role as a versatile synthetic intermediate in the production of complex fine chemicals and active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing molecules with specific functional properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug molecules, particularly those containing substituted phenyl or heterocyclic structures.
• Agrochemical Synthesis: Used in the manufacturing of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and other performance chemicals.
• Organic Synthesis & Research: Employed in academic and industrial R&D for Knoevenagel condensations and other C-C bond-forming reactions.
• Liquid Crystal & Electronic Material Precursor: Can be utilized in the synthesis of organic components for display and semiconductor applications.
• Flavor & Fragrance Ingredient Synthesis: Acts as an intermediate for creating complex aromatic esters.

Basic Information

Item	Detail
Product Name	Diethyl 4-Methoxyphenyl Malonate
CAS No.	23197-67-3
Molecular Formula	C14H18O5
Molecular Weight	266.29 g/mol
Synonyms	Diethyl (4-methoxyphenyl)propanedioate; 4-Methoxyphenylmalonic Acid Diethyl Ester; Diethyl p-Methoxyphenylmalonate; Propanedioic acid, (4-methoxyphenyl)-, diethyl ester; Diethyl (4-methoxyphenyl)malonate; p-Methoxyphenylmalonic Acid Diethyl Ester; Diethyl 4-Methoxyphenylmalonate; Diethyl (p-methoxyphenyl)malonate
EINECS	Contact for details

Quality Control

Our Diethyl 4-Methoxyphenyl Malonate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.