Description

Diethyl 4-Methoxybenzalmalonate is a high-purity organic building block and synthetic intermediate. This compound is valued for its role in facilitating complex organic synthesis, particularly in the construction of heterocyclic and fine chemical structures. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced material sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds containing methoxy-substituted aromatic systems.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Manufacturing: Serves as a versatile building block for creating complex molecules in custom synthesis and process development.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and photoactive materials.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry, including condensation and cyclization reactions.

Basic Information

Product Name	Diethyl 4-Methoxybenzalmalonate
CAS No.	6768-23-6
Molecular Formula	C15H18O5
Molecular Weight	278.30 g/mol
Synonyms	Diethyl (4-methoxybenzylidene)malonate; Diethyl (p-methoxybenzylidene)malonate; 4-Methoxybenzylidenemalonic Acid Diethyl Ester; (4-Methoxybenzylidene)propanedioic Acid Diethyl Ester; Propanedioic acid, (4-methoxybenzylidene)-, diethyl ester; Diethyl α-(4-methoxybenzylidene)malonate; p-Methoxybenzalmalonic Acid Diethyl Ester
EINECS	229-831-5

Quality Control

Our Diethyl 4-Methoxybenzalmalonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 strong bases and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.