Description

Diethyl 2-(Cyclopropylmethyl)malonate is a versatile malonate ester derivative, serving as a critical building block in advanced organic synthesis. Its value lies in the cyclopropylmethyl moiety, which introduces unique steric and electronic properties to target molecules, enabling the development of compounds with enhanced biological or material characteristics. This high-purity intermediate is essential for research and production in the pharmaceutical and agrochemical industries, where it is used to construct complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing cyclopropane rings for antiviral, CNS, or cardiovascular applications.
• Agrochemical Synthesis: Building block for creating novel pesticides, herbicides, and fungicides, where the cyclopropyl group can improve stability and activity.
• Fine Chemical Production: Used in the manufacture of specialty chemicals, flavors, and fragrances requiring specific cyclic structures.
• Material Science Research: Monomer or modifier in the development of advanced polymers and functional materials.
• Academic & R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	Diethyl 2-(Cyclopropylmethyl)malonate
CAS No.	37092-86-7
Molecular Formula	C11H18O4
Molecular Weight	214.26 g/mol
Synonyms	Diethyl (cyclopropylmethyl)propanedioate; Propanedioic acid, 2-(cyclopropylmethyl)-, diethyl ester; Diethyl (cyclopropylmethyl)malonate; Malonic acid, (cyclopropylmethyl)-, diethyl ester; 2-(Cyclopropylmethyl)malonic acid diethyl ester; Diethyl 2-cyclopropylmethylmalonate; (Cyclopropylmethyl)malonic acid diethyl ester
EINECS	Contact for details

Quality Control

Our Diethyl 2-(Cyclopropylmethyl)malonate is produced under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for sensitive synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for our global B2B partners.

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 oxidizing agents, strong acids, and strong bases.

Specification

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