Description

3,5-Di-T-Butyl-4-Hydroxybenzaldehyde Stearoyl Hydrazone is a high-performance phenolic antioxidant hydrazone derivative, valued for its ability to effectively inhibit oxidative degradation and extend the service life of sensitive materials. Its molecular structure combines a hindered phenol moiety with a long-chain hydrazone, making it particularly effective as a metal deactivator and stabilizer in polymer systems. This compound is essential for manufacturers in the plastics, rubber, and specialty chemical industries seeking to enhance product durability and performance under demanding conditions.

Application

• Primary use as a metal deactivator and antioxidant in polyolefins (e.g., polyethylene, polypropylene) to prevent catalytic degradation from residual metal catalysts.
• Key additive in synthetic lubricants and greases to improve oxidative stability and prevent sludge formation.
• Stabilizer component in elastomers and rubber compounds to protect against heat and oxygen-induced aging.
• Used in adhesive and sealant formulations to maintain consistency and prevent gelation.
• Functional intermediate for the synthesis of more complex polymer additives and specialty chemicals.
• Potential application in fuel and oil stabilizers to control oxidation and metal-catalyzed decomposition.

Basic Information

Product Name	3,5-Di-T-Butyl-4-Hydroxybenzaldehyde Stearoyl Hydrazone
CAS No.	56368-44-6
Molecular Formula	C₃₅H₆₂N₂O₂
Molecular Weight	542.88 g/mol
Synonyms	Stearoyl Hydrazone of 3,5-Di-tert-butyl-4-hydroxybenzaldehyde; 2-(3,5-Di-tert-butyl-4-hydroxybenzylidene)hydrazine-1-carbothioamide, N-Stearoyl Derivative; Irganox MD 1024 (Trade Name); Antioxidant 1024; 3,5-Bis(1,1-dimethylethyl)-4-hydroxybenzaldehyde octadecanoylhydrazone; N'-(3,5-Di-tert-butyl-4-hydroxybenzylidene)stearohydrazide; Metal Deactivator 1024; Benzaldehyde, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, 2-(1-oxooctadecyl)hydrazone
EINECS	Contact for details

Quality Control

Our production of 3,5-Di-T-Butyl-4-Hydroxybenzaldehyde Stearoyl Hydrazone adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed to confirm identity, purity, and functional properties. A comprehensive Certificate of Analysis (COA) detailing assay, melting point, and impurity profiles is provided with every shipment. Our quality system is designed to meet the rigorous demands of industrial polymer and additive manufacturing.

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). This material is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178 - 185 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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