Description

Propanedioic Acid, 2-Cyclohexylidene-, 1,3-Diethyl Ester is a specialized malonic acid derivative, serving as a versatile chemical intermediate and building block in advanced organic synthesis. Its value lies in its unique cyclic structure, which provides a rigid framework for constructing complex molecules with specific stereochemical and functional properties. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, where it is used to develop active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring a cyclohexylidene moiety.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and specialty polymers where its structure imparts specific physical or chemical properties.
• Organic Synthesis Reagent: Employed in Knoevenagel condensations and other C-C bond-forming reactions to create novel organic compounds for material science.
• Ligand and Catalyst Development: Utilized in the design and synthesis of novel ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals with complex cyclic structures.

Basic Information

Product Name	Propanedioic Acid, 2-Cyclohexylidene-, 1,3-Diethyl Ester
CAS No.	41589-43-9
Molecular Formula	C₁₃H₂₀O₄
Molecular Weight	240.30 g/mol
Synonyms	Diethyl 2-cyclohexylidenemalonate; 2-Cyclohexylidenemalonic Acid Diethyl Ester; Diethyl (cyclohexylidene)malonate; Cyclohexylidenemalonic Acid Diethyl Ester; Diethyl cyclohexylidenemalonate; 1,3-Diethyl 2-cyclohexylidenepropanedioate; Malonic acid, cyclohexylidene-, diethyl ester
EINECS	Contact for details

Quality Control

Our Propanedioic Acid, 2-Cyclohexylidene-, 1,3-Diethyl Ester is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) that include assay, impurity profile, and physical property data, meeting the stringent requirements of research and industrial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

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.