Description

353-Np, 4-(1-Ethyl-1,3-Dimethylpentyl)Phenol is a high-purity, sterically hindered phenolic compound. It serves as a versatile intermediate and functional additive, valued for its unique molecular structure which imparts specific chemical reactivity and stability. This product is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking to develop advanced materials and formulations.

Application

• Polymer Additive: Acts as an antioxidant or stabilizer in plastics and synthetic rubbers to prevent thermal and oxidative degradation.
• Chemical Intermediate: Used in the synthesis of more complex molecules for agrochemicals, such as pesticides and herbicides.
• Pharmaceutical Synthesis: Serves as a key building block in the research and development of active pharmaceutical ingredients (APIs).
• Lubricant & Fuel Additive: Functions as a performance additive to improve oxidation resistance and longevity in industrial lubricants and fuels.
• Resin Modifier: Employed to modify the properties of phenolic resins, epoxy resins, and other thermosetting polymers.
• UV Stabilizer Precursor: A starting material for the production of light stabilizers used in coatings and packaging materials.

Basic Information

Product Name	353-Np, 4-(1-Ethyl-1,3-Dimethylpentyl)Phenol
CAS No.	186825-36-5
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	4-(1-Ethyl-1,3-dimethylpentyl)phenol; 4-(1-Ethyl-1,3-dimethylamyl)phenol; 353-Np Phenol; 4-tert-Octylphenol derivative; Phenol, 4-(1-ethyl-1,3-dimethylpentyl)-; Hindered Alkylphenol; Nonylphenol Isomer; Antioxidant Intermediate 353
EINECS	Contact for details

Quality Control

Our 353-Np, 4-(1-Ethyl-1,3-Dimethylpentyl)Phenol is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting these results 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, and well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from strong oxidizing agents.

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%
Residue on Ignition	≤ 0.1%

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