Description

tert-Butyl Ethyl Malonate is a versatile diester compound widely used as a key synthetic building block in organic chemistry. Its primary value lies in its role as a protected malonate equivalent, enabling the controlled introduction of malonic acid derivatives into complex molecular frameworks. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, particularly for the synthesis of active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Synthesis: A crucial intermediate for constructing β-ketoester moieties and other complex structures in Active Pharmaceutical Ingredient (API) development.
• Agrochemical Manufacturing: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for dyes, fragrances, and other specialty organic compounds.
• Academic & Industrial Research: A valuable reagent in method development and exploratory synthesis for novel organic molecules.
• Peptide Mimetics: Employed in the synthesis of peptide analogs and other bio-active molecules.
• Polymer Chemistry: Can be utilized as a monomer or modifier in the synthesis of specialized polymeric materials.

Basic Information

Product Name	tert-Butyl Ethyl Malonate
CAS No.	32864-38-3
Molecular Formula	C9H16O4
Molecular Weight	188.22 g/mol
Synonyms	Diethyl tert-butylmalonate; Ethyl tert-butylmalonate; Propanedioic acid, (1,1-dimethylethyl)-, 1,3-diethyl ester; 1,3-Diethyl 2-(tert-butyl)propanedioate; 2-tert-Butylmalonic acid diethyl ester; Malonic acid, tert-butyl-, diethyl ester; tert-Butylmalonic acid diethyl ester
EINECS	Contact for details

Quality Control

Our tert-Butyl Ethyl Malonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay by GC/HPLC, identity confirmation (IR, NMR), and impurity profiling. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC/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.