Description

Diethyl Malate is a high-purity ester derivative of malic acid, valued for its role as a versatile chemical intermediate and flavor/fragrance component. Its balanced properties make it a key ingredient for synthesizing fine chemicals and enhancing product profiles in demanding applications. This product is essential for manufacturers in the flavor & fragrance, pharmaceutical, and specialty chemical industries seeking reliable, high-quality raw materials.

Application

• Flavor & Fragrance Industry: Used as a flavoring agent and aroma chemical, imparting fruity notes to food products, beverages, and perfumes.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Plasticizer & Polymer Modification: Acts as a monomer or co-monomer in the production of specialized polymers and as a plasticizer for certain resins.
• Solvent & Carrier: Functions as a solvent for resins, dyes, and inks in various industrial formulations.
• Cosmetics & Personal Care: Employed as a skin-conditioning agent and emollient in cosmetic formulations.
• Chemical Synthesis: A versatile reagent for organic synthesis, including esterification and transesterification reactions.

Basic Information

Product Name	Diethyl Malate
CAS No.	7554-12-3
Molecular Formula	C8H14O5
Molecular Weight	190.19 g/mol
Synonyms	Diethyl 2-Hydroxysuccinate; Diethyl Hydroxysuccinate; Ethyl Malate; Diethyl DL-Malate; Malic Acid Diethyl Ester; Diethyl 2-Hydroxybutanedioate; Butanedioic acid, 2-hydroxy-, 1,4-diethyl ester; Diethyl hydroxybutanedioate
EINECS	231-448-8

Quality Control

Our Diethyl Malate is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive quality documentation, including detailed Certificates of Analysis (COA) for each lot, verifying compliance with agreed specifications. For customers with specific regulatory needs, we can discuss compliance with relevant standards such as FCC for food-grade applications or ICH guidelines for pharmaceutical use.

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 heat, sparks, and open flame. The container should be kept tightly sealed when not in use to minimize moisture absorption and prevent contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Refractive Index (20°C)	1.435 - 1.445
Specific Gravity (20/20°C)	1.120 - 1.140
Acidity (as Malic Acid)	≤ 0.5%
Water Content (KF)	≤ 0.5%

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