Description

1,3-Di-tert-Butyl-5-Heptylbenzene is a high-purity, branched alkylbenzene derivative valued for its role as a key synthetic intermediate and performance additive. Its unique sterically hindered structure provides excellent thermal and oxidative stability, making it a critical component in advanced material formulations. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and longevity.

Application

• Polymer Additive: Acts as a stabilizer and plasticizer in high-performance plastics and elastomers to improve flexibility and resistance to degradation.
• Lubricant Formulation: Serves as a base stock or performance additive in synthetic lubricants and greases, contributing to superior viscosity index and thermal stability.
• Organic Synthesis Intermediate: A crucial building block for synthesizing more complex organic molecules, including pharmaceuticals, agrochemicals, and dyes, due to its reactive sites and bulky substituents.
• Fuel and Oil Additive: Used to improve the oxidation resistance and deposit control properties of fuels and industrial oils.
• Specialty Solvent: Employed as a process solvent in reactions requiring a non-polar, high-boiling-point medium.
• Surface Active Agent: Functions as a component in surfactants and emulsifiers for specialized industrial applications.

Basic Information

Item	Detail
Product Name	1,3-Di-tert-Butyl-5-Heptylbenzene
CAS No.	1643540-34-4
Molecular Formula	C21H36
Molecular Weight	288.51 g/mol
Synonyms	5-Heptyl-1,3-di-tert-butylbenzene; 1,3-Bis(1,1-dimethylethyl)-5-heptylbenzene; 1,3-Di-tert-butyl-5-heptyl-benzene; DTBBH; Heptyl-di-tert-butylbenzene
EINECS	Contact for details

Quality Control

Our 1,3-Di-tert-Butyl-5-Heptylbenzene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	0.85 - 0.87 g/mL
Refractive Index (n20/D)	1.480 - 1.490

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