Description

Malonic Acid Diphenyl Ester is a high-purity organic ester compound, widely recognized for its utility as a versatile chemical intermediate and building block in advanced synthesis. Its value lies in its ability to undergo various condensation and transesterification reactions, enabling the production of complex molecules. This product is essential for research and development laboratories, pharmaceutical manufacturers, and specialty chemical producers seeking reliable, high-quality raw materials for fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring malonate-derived structures.
• Organic Synthesis Reagent: Used in Knoevenagel condensations and other carbon-carbon bond-forming reactions to create complex organic molecules.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and coatings with tailored properties.
• Liquid Crystal & OLED Material Precursor: Employed in the synthesis of advanced electronic materials for display and lighting technologies.
• Agrochemical Synthesis: Acts as an intermediate in the manufacturing of certain herbicides, fungicides, and plant growth regulators.
• Flavor & Fragrance Industry: Utilized in the controlled synthesis of specific ester-based aroma compounds.
• Research & Development: A valuable standard and reagent in academic and industrial R&D for methodological development and novel compound discovery.

Basic Information

Product Name	Malonic Acid Diphenyl Ester
CAS No.	1969-44-4
Molecular Formula	C15H12O4
Molecular Weight	256.25 g/mol
Synonyms	Diphenyl Malonate; Diphenyl Propanedioate; Malonic Acid Diphenyl Ester; Propanedioic Acid, Diphenyl Ester; Phenyl Malonate; Diphenyl Malonate Ester; Malonic Acid Phenyl Ester; Benzylidene Malonate (in specific contexts)
EINECS	217-826-8

Quality Control

Our Malonic Acid Diphenyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the highest standards of purity and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, which include critical parameters such as assay, identity confirmation, and impurity profiles. Our commitment to quality assurance guarantees a reliable and reproducible product for your most demanding applications.

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, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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