Description

Diethyl Ethyl(Isoamyl)Malonate is a high-purity malonate ester derivative, serving as a versatile and critical building block in advanced organic synthesis. Its value lies in its ability to act as a key intermediate for the production of pharmaceuticals, agrochemicals, and fine chemicals through classic malonic ester synthesis reactions. This compound is essential for R&D chemists and production-scale manufacturers in the pharmaceutical, flavor & fragrance, and specialty chemical industries seeking reliable, high-quality intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing complex carboxylic acid derivatives or heterocyclic structures.
• Agrochemical Synthesis: Used in the manufacturing of pesticides, herbicides, and fungicides where specific alkyl malonate chains are required for bioactivity.
• Flavor and Fragrance Ingredient: Serves as an intermediate for the production of esters and lactones that contribute to fruity and creamy flavor notes.
• Fine Chemical Production: Employed in the synthesis of dyes, pigments, and other specialty organic compounds requiring controlled alkylation steps.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and developing novel chemical entities.
• Polymer Modifier: Can be used as a monomer or cross-linking agent in the production of specialized polymers and resins.

Basic Information

Product Name	Diethyl Ethyl(Isoamyl)Malonate
CAS No.	77-24-7
Molecular Formula	C₁₂H₂₂O₄
Molecular Weight	230.30 g/mol
Synonyms	Diethyl Ethylisoamylmalonate; Ethyl Isoamyl Malonic Acid Diethyl Ester; Diethyl (Ethyl)(3-Methylbutyl)Propanedioate; Ethyl(isoamyl)malonic Acid Diethyl Ester; Propanedioic Acid, Ethyl(3-Methylbutyl)-, Diethyl Ester; Diethyl Ethyl(3-Methylbutyl)Malonate; Malonic Acid, Ethylisoamyl-, Diethyl Ester
EINECS	201-011-8

Quality Control

Our Diethyl Ethyl(Isoamyl)Malonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your specific project requirements.

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 heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.425 - 1.435
Density (20°C)	0.960 - 0.980 g/mL

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