Description

3,5-Bis(1,1-Dimethylethyl)-4-Hydroxy-Alpha,α-Dimethylbenzenepropanal is a high-purity hindered phenol derivative, recognized for its role as a versatile intermediate and antioxidant precursor. Its molecular structure provides excellent stability, making it a critical component for enhancing the performance and longevity of various industrial formulations. This compound is essential for manufacturers in the polymer, specialty chemical, and fragrance industries seeking to develop advanced, high-performance products.

Application

• Polymer Additive: Serves as a key intermediate in the synthesis of high-performance phenolic antioxidants for plastics and elastomers, preventing thermal and oxidative degradation.
• Specialty Chemical Synthesis: Used as a versatile building block for creating complex molecules in pharmaceutical and agrochemical research.
• Fragrance and Flavor Industry: Acts as a precursor for musky or ambery odorants, contributing to the development of sophisticated perfume compositions.
• Lubricant and Fuel Stabilizer: Incorporated into formulations to improve the oxidative stability of industrial lubricants and fuels.
• Adhesive and Coating Formulations: Enhances the durability and shelf-life of adhesives and protective coatings by mitigating polymer breakdown.
• Rubber Manufacturing: Provides antioxidant properties to synthetic rubbers, extending their service life in demanding applications.

Basic Information

Product Name	3,5-Bis(1,1-Dimethylethyl)-4-Hydroxy-Alpha,α-Dimethylbenzenepropanal
CAS No.	56189-68-5
Molecular Formula	C19H30O2
Molecular Weight	290.44 g/mol
Synonyms	3,5-Di-tert-butyl-4-hydroxybenzenepropanal; 3,5-Di-tert-butyl-4-hydroxyhydrocinnamaldehyde; Benzenepropanal, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-α,α-dimethyl-; α,α-Dimethyl-3,5-di-tert-butyl-4-hydroxyhydrocinnamaldehyde; 2-(3,5-Di-tert-butyl-4-hydroxyphenyl)-2-methylpropanal; Antioxidant Aldehyde 3,5-DTBB; CAS 56189-68-5
EINECS	260-088-9

Quality Control

Our 3,5-Bis(1,1-Dimethylethyl)-4-Hydroxy-Alpha,α-Dimethylbenzenepropanal is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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