Description

2-(1-Pyrrolidinylmethylene)Malonic Acid Diethyl Ester is a versatile malonic acid derivative and a valuable building block in organic synthesis. This compound matters for its role as a key intermediate in the production of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing heterocyclic frameworks and other advanced structures.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly those containing pyrrolidine or related heterocyclic structures.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor in the manufacture of dyes, pigments, and other performance chemicals requiring specific molecular architectures.
• Academic & Industrial Research: Employed in organic chemistry research for studying cyclization reactions, Michael additions, and the development of new synthetic methodologies.
• Material Science: Potential use as a monomer or cross-linking agent in the development of specialized polymers and functional materials.

Basic Information

Product Name	2-(1-Pyrrolidinylmethylene)Malonic Acid Diethyl Ester
CAS No.	55133-78-3
Molecular Formula	C₁₂H₁₉NO₄
Molecular Weight	241.28 g/mol
Synonyms	Diethyl 2-[(1-pyrrolidinyl)methylene]malonate; Diethyl (1-pyrrolidinylmethylene)malonate; 2-(1-Pyrrolidinylmethylene)malonic acid diethyl ester; 1-Pyrrolidinylmethylenemalonic Acid Diethyl Ester; (1-Pyrrolidinylmethylene)malonic Acid Diethyl Ester; Diethyl (pyrrolidin-1-ylmethylene)malonate; Ethyl 2-(1-pyrrolidinylmethylene)malonate
EINECS	Contact for details

Quality Control

Our 2-(1-Pyrrolidinylmethylene)Malonic Acid Diethyl Ester is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our commitment to quality supports your research and process development needs with reliable, high-purity material.

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 incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.