Description

Diethyl (Chlorocarbonyloxy)Methylmalonate is a specialized, high-purity chemical intermediate with a CAS number of 84209-30-3. This compound is valued for its bifunctional reactivity, serving as a versatile building block in complex organic synthesis. It is primarily sought after by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for constructing active molecular frameworks.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of complex drug molecules, particularly those containing malonate or substituted acetic acid derivatives.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific ester and acid chloride functionalities.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing heterocycles, complex esters, and other fine chemicals via its reactive chlorocarbonyl and malonate groups.
• Material Science Precursor: Potential use in the development of specialty polymers and functional materials where tailored molecular architecture is critical.

Basic Information

Product Name	Diethyl (Chlorocarbonyloxy)Methylmalonate
CAS No.	84209-30-3
Molecular Formula	C9H13ClO6
Molecular Weight	252.65 g/mol
Synonyms	Diethyl (chloroformyloxy)methylpropanedioate; Methylmalonic Acid Diethyl Ester Chloroformate; (Chlorocarbonyloxy)methylmalonic Acid Diethyl Ester; Propanedioic acid, 2-[(chlorocarbonyl)oxy]-, 1,3-diethyl ester; Diethyl 2-((chlorocarbonyl)oxy)malonate; Diethyl (chlorocarbonyloxy)malonate derivative
EINECS	Contact for details

Quality Control

Our Diethyl (Chlorocarbonyloxy)Methylmalonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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