Description

Diethyl Methyl[4-(2-Thienylcarbonyl)Phenyl]Malonate is a high-purity, specialized organic intermediate with a complex molecular architecture. This compound matters for its role as a critical building block in the synthesis of advanced pharmaceutical compounds and functional materials. It is primarily needed by research and development teams, process chemists, and manufacturers in the pharmaceutical, agrochemical, and advanced material science industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those with thiophene-based heterocyclic structures.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its malonate ester functionality.
• Material Science Research: Serves as a monomer or building block for developing organic semiconductors, conductive polymers, and liquid crystals.
• Organic Synthesis Reagent: Employed in palladium-catalyzed cross-coupling reactions, Michael additions, and other C-C bond-forming transformations in complex molecule assembly.
• Chemical Research & Development: A valuable tool for medicinal chemists exploring new chemical entities and structure-activity relationships (SAR).

Basic Information

Product Name	Diethyl Methyl[4-(2-Thienylcarbonyl)Phenyl]Malonate
CAS No.	52779-57-4
Molecular Formula	C19H20O5S
Molecular Weight	360.42 g/mol
Synonyms	Diethyl (4-(2-thienoyl)phenyl)methylmalonate; Diethyl (4-(2-thiophenecarbonyl)phenyl)methylmalonate; Methyl[4-(2-thienylcarbonyl)phenyl]malonic Acid Diethyl Ester; 4-(2-Thienoyl)phenylmethylmalonic Acid Diethyl Ester; Diethyl (4-(2-thiophenoyl)phenyl)methylmalonate; Diethyl Methyl(4-(2-thiophenecarbonyl)phenyl)malonate; Diethyl Methyl(p-(2-thienoyl)phenyl)malonate; Diethyl Methyl[4-(2-thiophenecarbonyl)phenyl]malonate
EINECS	Contact for details

Quality Control

Our Diethyl Methyl[4-(2-Thienylcarbonyl)Phenyl]Malonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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