Description

2-Methylfumaric Acid Diethyl Ester is a high-purity organic ester compound, valued for its role as a versatile chemical intermediate and building block in advanced synthesis. Its structure makes it a critical precursor for developing active pharmaceutical ingredients (APIs), agrochemicals, and specialty polymers. This product is essential for R&D laboratories and production facilities in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-quality raw materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a precursor in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a versatile intermediate for creating specialty chemicals, flavors, and fragrances.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for constructing complex organic frameworks.

Basic Information

Product Name	2-Methylfumaric Acid Diethyl Ester
CAS No.	2418-31-7
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	Diethyl 2-Methylfumarate; Diethyl (E)-2-Methylbut-2-enedioate; (E)-Diethyl 2-Methylbut-2-enedioate; 2-Methylfumaric Acid Diethyl Ester; Fumaric Acid, 2-Methyl-, Diethyl Ester; Diethyl Methylfumarate; 2-Methylfumaric Acid Ethyl Ester
EINECS	219-330-5

Quality Control

Our 2-Methylfumaric Acid Diethyl Ester is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC and HPLC to verify identity, potency, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources, strong oxidizing agents, and strong bases.

Specification

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