Description

3,5-Di-tert-Butyl-4-Hydroxybenzaldehyde is a high-purity phenolic aldehyde derivative, serving as a crucial synthetic intermediate and antioxidant precursor. Its sterically hindered phenolic structure provides excellent stability, making it a key building block for advanced polymer additives and specialty chemicals. This compound is essential for manufacturers in the polymer, agrochemical, and pharmaceutical industries seeking to enhance product performance and longevity.

Application

• Primary Antioxidant Synthesis: A key intermediate in the production of high-performance phenolic antioxidants (e.g., Irganox-type additives) for plastics, rubber, and lubricants to prevent thermal and oxidative degradation.
• Polymer Stabilizer Manufacturing: Used to synthesize light stabilizers and UV absorbers that protect polymers from environmental stress and extend material life.
• Agrochemical Intermediates: Serves as a precursor in the synthesis of certain fungicides and plant growth regulators, leveraging its bioactive phenolic core.
• Pharmaceutical Building Block: Employed in organic synthesis for creating complex molecules with potential therapeutic applications.
• Specialty Chemical Production: Utilized in the manufacture of dyes, pigments, and other fine chemicals where a sterically hindered phenolic group is required.
• Research & Development: A valuable reagent in academic and industrial R&D for studying antioxidant mechanisms and developing new material science solutions.

Basic Information

Product Name	3,5-Di-tert-Butyl-4-Hydroxybenzaldehyde
CAS No.	1620-98-0
Molecular Formula	C15H22O2
Molecular Weight	234.33 g/mol
Synonyms	4-Hydroxy-3,5-di-tert-butylbenzaldehyde; Butylated Hydroxybenzaldehyde; 3,5-Bis(1,1-dimethylethyl)-4-hydroxybenzaldehyde; DTBB; 2,6-Di-tert-butyl-4-formylphenol; Antioxidant Aldehyde Precursor; CAS 1620-98-0
EINECS	216-589-7

Quality Control

Our 3,5-Di-tert-Butyl-4-Hydroxybenzaldehyde is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting specifications for use in sensitive applications like polymer additive synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	188°C - 192°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.