Description

Dioctyl Malonate is a high-purity diester compound, specifically the dioctyl ester of malonic acid. This versatile chemical intermediate is valued for its role as a building block in organic synthesis and as a specialty plasticizer. It is essential for manufacturers in the polymer, pharmaceutical, and fine chemical industries seeking to modify material properties or synthesize complex molecules. Our supply ensures consistent quality and reliable availability for global industrial applications.

Application

• Polymer & Plasticizer Intermediate: Acts as a monomer or co-monomer in the synthesis of specialty polymers and as a plasticizer to enhance the flexibility of PVC and other resins.
• Organic Synthesis Building Block: Serves as a key reagent in malonic ester synthesis, including condensation reactions to form carboxylic acids, ketones, and other complex organic structures.
• Lubricant & Grease Additive: Used in the formulation of synthetic lubricants and industrial greases to improve viscosity index and thermal stability.
• Pharmaceutical Intermediate: Employed in the research and production of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Cosmetic & Personal Care Ingredients: Functions as an emollient or solvent in the formulation of creams, lotions, and other personal care products.
• Flavor & Fragrance Industry: Utilized as a precursor or solvent in the synthesis of certain aroma compounds and flavoring agents.

Basic Information

Product Name	Dioctyl Malonate
CAS No.	16958-88-6
Molecular Formula	C19H36O4
Molecular Weight	328.49 g/mol
Synonyms	Di-n-octyl malonate; Dioctyl propanedioate; Malonic acid, dioctyl ester; Propanedioic acid, dioctyl ester; Octyl malonate; Bis(octyl) malonate; Di(octyl) malonate; 1,3-Dioctyl propanedioate
EINECS	241-032-2

Quality Control

Our Dioctyl Malonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets high-purity standards suitable for industrial and research applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

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 clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Acidity (as Malonic Acid)	≤ 0.1%
Specific Gravity (20°C)	0.920 - 0.935
Refractive Index (20°C)	1.440 - 1.445

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