Description

Diethyl Phthalate is a versatile and widely used chemical ester, valued for its excellent solvency and plasticizing properties. This compound is a critical intermediate and additive in numerous industrial processes, offering reliable performance and compatibility. It is essential for manufacturers in the plastics, coatings, cosmetics, and specialty chemical sectors seeking a high-purity, consistent phthalate derivative.

Application

• Plasticizer: A primary component for softening and increasing the flexibility of cellulose acetate plastics, used in tool handles, eyeglass frames, and film.
• Solvent and Fixative: Employed as a solvent for dyes and pigments and as a fixative in perfumes, cosmetics, and personal care products like hairsprays and nail polishes.
• Coating Formulations: Acts as a film-forming agent and coalescing aid in lacquers, varnishes, and specialty coatings to enhance gloss and durability.
• Adhesive and Sealant Production: Used to modify the rheology and improve the adhesive properties of various polymer-based adhesives and sealants.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex organic molecules and pharmaceuticals.
• Industrial Lubricants and Additives: Incorporated as an additive in lubricants and functional fluids to modify viscosity and performance characteristics.

Basic Information

Product Name	Diethyl Phthalate
CAS No.	84-66-2
Molecular Formula	C12H14O4
Molecular Weight	222.24 g/mol
Synonyms	DEP; Diethyl 1,2-Benzenedicarboxylate; Ethyl Phthalate; Phthalic Acid Diethyl Ester; 1,2-Benzenedicarboxylic Acid Diethyl Ester; Solvanol; Palatinol A; Unimoll DA
EINECS	201-550-6

Quality Control

Our Diethyl Phthalate is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high purity. Production adheres to relevant industrial and chemical standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee product integrity for your specific application.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.5%
Acidity (as Phthalic Acid)	≤ 0.02%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.500 - 1.505
Specific Gravity (20/20°C)	1.115 - 1.125

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