Description

Dimethyl (p-Methoxybenzylidene)Malonate is a versatile organic intermediate characterized by its reactive malonate ester and benzylidene functional groups. This compound matters for its crucial role as a key building block in the synthesis of complex molecules, particularly in pharmaceutical and fine chemical manufacturing. Industries that require high-purity synthetic intermediates, such as pharmaceutical R&D, agrochemical production, and advanced material science, are the primary users of this product.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds containing methoxybenzyl or malonate-derived structures.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its reactive sites allow for the construction of complex heterocyclic systems.
• Fine Chemical Manufacturing: Acts as a versatile building block for synthesizing specialty chemicals, dyes, and functional materials.
• Organic Synthesis Research: Employed in academic and industrial R&D for Knoevenagel condensation reactions and the construction of carbon-carbon bonds.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the development of specialty polymers with tailored properties.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing complex aromatic compounds used in perfumery.

Basic Information

Product Name	Dimethyl (p-Methoxybenzylidene)Malonate
CAS No.	7443-25-6
Molecular Formula	C₁₃H₁₄O₅
Molecular Weight	250.25 g/mol
Synonyms	Dimethyl (4-Methoxybenzylidene)malonate; (4-Methoxybenzylidene)propanedioic acid dimethyl ester; p-Methoxybenzylidenemalonic acid dimethyl ester; Dimethyl 4-methoxybenzylidenemalonate; (E)-Dimethyl 2-(4-methoxybenzylidene)malonate; Anisylidenemalonic acid dimethyl ester; Propanedioic acid, (4-methoxybenzylidene)-, dimethyl ester
EINECS	Contact for details

Quality Control

Our Dimethyl (p-Methoxybenzylidene)Malonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.