Description

Diethyl Phenylmalonate is a high-purity organic ester compound, serving as a versatile and critical building block in advanced chemical synthesis. Its value lies in its role as a key intermediate for introducing the phenylmalonate moiety, enabling the production of complex molecules with high precision. This product is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials for active ingredient development.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing substituted malonate structures.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and insecticides where the phenylmalonate group is integral to the molecule's activity.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and other performance chemicals requiring specific aromatic ester functionalities.
• Organic Synthesis Reagent: Employed in classic reactions like the malonic ester synthesis for preparing α-substituted carboxylic acids and derivatives.
• Research & Development: Utilized in academic and industrial R&D labs for exploring new synthetic pathways and developing novel compounds.
• Polymer Modifier: Can act as a monomer or cross-linking agent in the production of specialized polymers and resins.

Basic Information

Product Name	Diethyl Phenylmalonate
CAS No.	83-13-6
Molecular Formula	C13H16O4
Molecular Weight	236.26 g/mol
Synonyms	Diethyl Phenylmalonate; Phenylmalonic Acid Diethyl Ester; Diethyl 2-Phenylmalonate; Ethyl Phenylmalonate; Diethyl Phenylpropanedioate; Benzeneacetic acid, α-carboxy-, diethyl ester; Propanedioic acid, phenyl-, diethyl ester; NSC 406079
EINECS	201-461-7

Quality Control

Our Diethyl Phenylmalonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency meet the highest standards. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee reliable quality and traceability for your production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.498 - 1.502
Density (20°C)	1.10 - 1.12 g/mL

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