Description

Diethyl 2-Phenylmethoxypropanedioate is a high-purity organic ester compound, serving as a versatile and critical building block in advanced chemical synthesis. Its unique structure, featuring both ester and benzyl-protected malonate functionalities, makes it an essential intermediate for constructing complex molecular architectures. This product is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key starting material (KSM) or advanced intermediate in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring malonate-derived frameworks.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the protected malonate group is incorporated into the final product.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty organic compounds requiring controlled alkylation or condensation reactions.
• Academic & Industrial R&D: Employed in organic chemistry research for method development, catalysis studies, and the exploration of new synthetic pathways.
• Material Science: Potential monomer or cross-linking agent in the development of specialized polymers and resins.

Basic Information

Product Name	Diethyl 2-Phenylmethoxypropanedioate
CAS No.	5778-35-8
Molecular Formula	C₁₄H₁₈O₅
Molecular Weight	266.29 g/mol
Synonyms	Diethyl (benzyloxy)malonate; Benzyl Malonic Acid Diethyl Ester; Diethyl Benzyloxymalonate; Propanedioic acid, 2-(phenylmethoxy)-, 1,3-diethyl ester; Ethyl (Benzyloxy)malonate; 2-(Benzyloxy)malonic Acid Diethyl Ester; NSC 403107
EINECS	Contact for details

Quality Control

Our Diethyl 2-Phenylmethoxypropanedioate 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. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request, supporting compliance with cGMP and ISO 9001 standards where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed in a dry environment to minimize moisture exposure.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.