Description

N'-[(E)-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Methylidene]-3-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Propanehydrazide is a specialized organic compound that functions as a high-performance antioxidant and stabilizer. This product is critical for protecting sensitive materials from oxidative degradation, thereby extending their functional lifespan and maintaining performance integrity. It is primarily required by manufacturers in the polymer, lubricant, and specialty chemical industries seeking advanced stabilization solutions.

Application

• Polymer Stabilization: Acts as a highly effective antioxidant in polyolefins (e.g., PP, PE), engineering plastics, and synthetic rubbers to prevent thermal and oxidative degradation during processing and end-use.
• Lubricant & Fuel Additive: Used as an antioxidant additive in engine oils, industrial lubricants, and fuels to inhibit sludge formation, viscosity increase, and acid generation.
• Adhesive & Sealant Formulations: Enhances the shelf-life and thermal stability of hot-melt adhesives, polyurethane systems, and silicone-based sealants.
• Coating & Resin Protection: Incorporated into protective coatings, paints, and unsaturated polyester resins to prevent yellowing and loss of mechanical properties due to oxidation.
• Elastomer & Rubber Industry: Provides antioxidant protection for synthetic elastomers like SBR, NBR, and EPDM, used in automotive parts and industrial goods.
• Specialty Chemical Intermediate: Serves as a key building block for synthesizing more complex antioxidant molecules and light stabilizers.

Basic Information

Product Name	N'-[(E)-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Methylidene]-3-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Propanehydrazide
CAS No.	313361-66-9
Molecular Formula	C24H36N4O2
Molecular Weight	412.57 g/mol
Synonyms	3,5-Di-tert-butyl-4-hydroxybenzylidene-3-(3,5-dimethylpyrazol-1-yl)propanehydrazide; Antioxidant 313361-66-9; Hydrazide antioxidant; N'-(3,5-Di-tert-butyl-4-hydroxybenzylidene)-3-(3,5-dimethyl-1H-pyrazol-1-yl)propanehydrazide; Pyrazole hydrazide derivative; (E)-N'-(3,5-Di-tert-butyl-4-hydroxybenzylidene)-3-(3,5-dimethyl-1H-pyrazol-1-yl)propanehydrazide; Light stabilizer precursor
EINECS	Contact for details

Quality Control

Our production of N'-[(E)-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Methylidene]-3-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Propanehydrazide adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistent performance and high-grade specifications. Comprehensive Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent moisture absorption. For long-term storage, consider using an inert atmosphere to mitigate potential oxidation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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