Description

Ethyl Hydrogen Diethylmalonate is a versatile malonic ester derivative, serving as a critical building block in advanced organic synthesis. Its bifunctional nature, featuring both an ester and an acidic hydrogen, makes it a valuable reagent for constructing complex molecular frameworks. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients and specialty materials.

Application

• Pharmaceutical Intermediates: Key starting material for the synthesis of active pharmaceutical ingredients (APIs), particularly in the construction of heterocyclic compounds and carboxylic acid derivatives.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, where its malonate core is incorporated into target molecules.
• Fine Chemical Production: Acts as a precursor for flavors, fragrances, and other specialty chemicals requiring precise molecular architecture.
• Polymer Chemistry: Employed as a monomer or cross-linking agent in the synthesis of specialized polymers and resins.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic methodologies and creating novel compounds.
• Dye and Pigment Intermediates: Utilized in the synthesis of complex organic dyes and pigments.

Basic Information

Product Name	Ethyl Hydrogen Diethylmalonate
CAS No.	84930-02-9
Molecular Formula	C9H16O4
Molecular Weight	188.22 g/mol
Synonyms	Diethylmalonic Acid Monoethyl Ester; Ethyl Diethylmalonate-2-carboxylate; Monoethyl Diethylmalonate; Ethyl Hydrogen Diethyl Malonate; 2-Carbethoxy-diethylmalonate; Diethyl (ethoxycarbonyl)methylmalonate; Ethyl 2-(diethoxyphosphoryl)acetate (common misidentification); Diethylmalonic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Ethyl Hydrogen Diethylmalonate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for sensitive synthetic applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided with every shipment to guarantee traceability and consistency for our customers.

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 bases and incompatible materials such as oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
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.