Description

Dimethyl Benzylidenemalonate is a versatile organic building block and Michael acceptor widely used in fine chemical synthesis. This compound is valued for its role as a key intermediate in the production of pharmaceuticals, agrochemicals, and advanced materials. Industries including pharmaceutical R&D, agrochemical manufacturing, and specialty chemical production rely on its consistent quality and reactivity for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing substituted malonate or cinnamate structures.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and plant growth regulators that require specific aromatic-acrylate frameworks.
• Fine Chemical Building Block: Serves as a Michael acceptor in organic synthesis for carbon-carbon bond formation, enabling the creation of complex molecules for research and development.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and resins with tailored properties.
• Dye & Pigment Manufacturing: Employed as an intermediate in the synthesis of certain organic dyes and colorants.
• Flavor & Fragrance Ingredient: Used in the controlled synthesis of specific aromatic compounds for fragrance applications.

Basic Information

Product Name	Dimethyl Benzylidenemalonate
CAS No.	6626-84-2
Molecular Formula	C12H12O4
Molecular Weight	220.22 g/mol
Synonyms	Benzylidenemalonic Acid Dimethyl Ester; Dimethyl (Z)-2-Benzylidenemalonate; (Z)-2-Benzylidenemalonic Acid Dimethyl Ester; Methyl 2-(Phenylmethylene)malonate; 2-(Phenylmethylene)malonic Acid Dimethyl Ester; Propenetricarboxylic Acid, 2-Benzylidene-, Trimethyl Ester (related); DBMA (abbreviation)
EINECS	229-590-9

Quality Control

Our Dimethyl Benzylidenemalonate is manufactured under a strict quality management system. Each batch is subjected to rigorous analytical testing, including identity confirmation by IR spectroscopy and purity determination by HPLC, to ensure it meets exacting standards for industrial and research use. A comprehensive Certificate of Analysis (COA) detailing all test results is 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 room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	65 - 68 °C
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.