Description

Di-tert-Butyl Phthalate is a specialized phthalate ester derivative, valued for its role as a high-performance intermediate and plasticizer in advanced polymer formulations. Its unique branched tert-butyl groups impart distinct properties, making it a critical component for enhancing material performance and processability. This compound is essential for manufacturers in the polymer, specialty chemical, and advanced materials sectors seeking tailored additive solutions.

Application

• Polymer Additive & Plasticizer: Used as a specialty plasticizer and processing aid in high-performance polymers, including PVC, to improve flexibility and workability.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex organic molecules and specialty esters.
• Resin Modifier: Employed to modify the properties of synthetic resins, coatings, and adhesives, influencing cure rates and final film characteristics.
• Lubricant & Grease Component: Functions as a synthetic base or additive in the formulation of high-temperature lubricants and specialty greases.
• Research & Development: Utilized in R&D laboratories for method development and as a reference standard in analytical chemistry.

Basic Information

Product Name	Di-tert-Butyl Phthalate
CAS No.	30448-43-2
Molecular Formula	C16H22O4
Molecular Weight	278.34 g/mol
Synonyms	Di-tert-butyl benzene-1,2-dicarboxylate; Phthalic Acid Di-tert-butyl Ester; 1,2-Benzenedicarboxylic Acid, Bis(1,1-dimethylethyl) Ester; DtBP; Di-t-Butyl Phthalate; Bis(tert-butyl) Phthalate
EINECS	Contact for details

Quality Control

Our Di-tert-Butyl Phthalate is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay and impurity profiles. We are committed to meeting the specifications required for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids, strong oxidizers, and heat sources. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.010 - 1.050
Refractive Index (20°C)	1.480 - 1.510

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