Description

Diethyl Allyl(3-Phenyl-2-Propynyl)Malonate, 96% is a high-purity, specialized malonate ester derivative featuring both allyl and propargyl-benzene functional groups. This compound serves as a versatile and critical advanced synthetic intermediate for constructing complex molecular architectures in pharmaceutical and agrochemical research. It is primarily utilized by R&D chemists and process development scientists in fine chemical synthesis, where its unique structure enables key carbon-carbon bond-forming reactions.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring complex alkyne and alkene functionalities.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or cross-linking agent precursor in the development of specialty polymers and advanced organic materials.
• Organic Synthesis & Method Development: A valuable substrate for developing new catalytic reactions, including transition-metal catalyzed couplings and cycloadditions.
• Ligand and Catalyst Preparation: Used in the synthesis of complex organic ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Intermediate for manufacturing dyes, flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	Diethyl Allyl(3-Phenyl-2-Propynyl)Malonate, 96%
CAS No.	143633-91-4
Molecular Formula	C19H22O4
Molecular Weight	314.38 g/mol
Synonyms	Diethyl 2-(Allyl)-2-(3-phenyl-2-propynyl)malonate; Propargylbenzyl Malonate Derivative; Allyl Propargylphenyl Malonate Diethyl Ester; Diethyl (Allyl)(3-Phenylprop-2-yn-1-yl)malonate; 1,1-Diethoxycarbonyl-2-allyl-2-(3-phenylprop-2-ynyl)ethane; Malonic acid, allyl(3-phenyl-2-propynyl)-, diethyl ester; CAS 143633-91-4
EINECS	Contact for details

Quality Control

Every batch of Diethyl Allyl(3-Phenyl-2-Propynyl)Malonate, 96% undergoes rigorous analytical testing to ensure identity, purity, and consistency. Our quality assurance protocol is designed to meet the stringent requirements of research and development applications. Certificates of Analysis (COA) detailing purity (by GC/HPLC), identity confirmation, and impurity profiles are provided with each shipment and are available upon request.

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 bases and incompatible materials. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%

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