Description

Dipropyl Malonate is a versatile diester of malonic acid, serving as a key synthetic intermediate in organic chemistry. Its primary value lies in its role as a building block for the preparation of pharmaceuticals, agrochemicals, and fine chemicals through classic malonic ester synthesis reactions. This compound is essential for research and development laboratories, chemical manufacturers, and industries involved in producing active pharmaceutical ingredients (APIs) and complex organic molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing carboxylic acid or ketone functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where it acts as a building block for active ingredients.
• Fine Chemical Production: Employed in the manufacture of flavors, fragrances, dyes, and other specialty chemicals requiring controlled alkylation or condensation reactions.
• Organic Synthesis Reagent: Serves as a versatile reagent in academic and industrial R&D for carbon-carbon bond formation, including alkylation and Knoevenagel condensation reactions.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the synthesis of specialized polymers and resins.
• Chemical Research: A standard compound for methodological development in synthetic organic chemistry and catalysis studies.

Basic Information

Product Name	Dipropyl Malonate
CAS No.	1117-19-7
Molecular Formula	C9H16O4
Molecular Weight	188.22 g/mol
Synonyms	Dipropyl Malonate; Propanedioic Acid, Dipropyl Ester; Dipropyl Propanedioate; Malonic Acid Dipropyl Ester; Dipropyl Methanedicarboxylate; Propyl Malonate; Dipropyl Malonate (CAS 1117-19-7)
EINECS	214-257-6

Quality Control

Our Dipropyl Malonate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements of industrial and research applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every 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 heat, sparks, and open flame. The container should be kept tightly closed when not in use to minimize moisture absorption and evaporation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.420 - 1.424
Density (20°C)	1.02 - 1.06 g/mL

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