Description

5,7-Bis(1,1-Dimethylethyl)-3-(4-Methoxyphenyl)-(3H)-Benzofuran-2-One is a specialized organic compound belonging to the benzofuranone class, valued for its role as a key intermediate and functional additive in advanced chemical synthesis. This compound matters for its ability to impart specific properties in high-performance materials and fine chemical processes, where structural precision is critical. It is primarily needed by R&D laboratories and industrial manufacturers in the polymer, agrochemical, and pharmaceutical sectors for developing novel formulations and active ingredients.

Application

• Polymer Additive: Acts as a light stabilizer or intermediate in the production of high-performance plastics and coatings to enhance durability.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed as a precursor or intermediate in the manufacture of specialty chemicals and dyes.
• Material Science Research: Utilized in academic and industrial R&D for developing new organic electronic materials or functional polymers.
• UV Absorber/Stabilizer Precursor: Functions as an intermediate in the production of compounds designed to protect materials from photodegradation.

Basic Information

Product Name	5,7-Bis(1,1-Dimethylethyl)-3-(4-Methoxyphenyl)-(3H)-Benzofuran-2-One
CAS No.	75869-37-3
Molecular Formula	C23H28O3
Molecular Weight	352.47 g/mol
Synonyms	3-(4-Methoxyphenyl)-5,7-di-tert-butyl-3H-benzofuran-2-one; 5,7-Di-tert-butyl-3-(4-methoxyphenyl)benzofuran-2(3H)-one; 3-(p-Methoxyphenyl)-5,7-di-tert-butyl-2-benzofuranone; 5,7-Di-tert-butyl-3-(p-methoxyphenyl)-2(3H)-benzofuranone; 75869-37-3; Benzofuran-2(3H)-one, 5,7-bis(1,1-dimethylethyl)-3-(4-methoxyphenyl)-
EINECS	Contact for details

Quality Control

Our 5,7-Bis(1,1-Dimethylethyl)-3-(4-Methoxyphenyl)-(3H)-Benzofuran-2-One is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting all critical parameters are 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 controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (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.