Description

3,3-Bis(3-Methyl-4-Hydroxyphenyl)Indoline-2-On is a specialized phenolic compound belonging to the indolinone class, serving as a crucial intermediate in advanced organic synthesis. Its molecular structure, featuring two phenolic hydroxyl groups, makes it a valuable building block for creating complex molecules with specific functional properties. This high-purity chemical is essential for research and development laboratories and industrial manufacturers in the pharmaceutical and fine chemical sectors.

Application

• Key intermediate in the synthesis of high-performance antioxidants and polymer stabilizers.
• Building block for pharmaceutical active ingredients, particularly in neurological and cardiovascular research.
• Precursor for advanced dyes, pigments, and photochromic materials.
• Used in the development of liquid crystal (LC) and organic light-emitting diode (OLED) materials.
• Intermediate for agrochemicals and specialty fine chemicals requiring complex phenolic architectures.
• Research chemical for studying oxidation processes and radical scavenging activity.

Basic Information

Product Name	3,3-Bis(3-Methyl-4-Hydroxyphenyl)Indoline-2-On
CAS No.	47465-97-4
Molecular Formula	C23H19NO3
Molecular Weight	357.40 g/mol
Synonyms	3,3-Bis(3-methyl-4-hydroxyphenyl)-2-indolinone; 2-Indolinone, 3,3-bis(3-methyl-4-hydroxyphenyl)-; 3,3-Bis(3-methyl-4-hydroxyphenyl)indolin-2-one; Phenolic Indolinone Derivative; Antioxidant Intermediate AO-80 (related); Bisphenol Indolinone
EINECS	Contact for details

Quality Control

Our 3,3-Bis(3-Methyl-4-Hydroxyphenyl)Indoline-2-On is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) with detailed specifications are provided to guarantee traceability and batch-to-batch consistency.

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). This product is easily oxidized (store under inert atmosphere) and light-sensitive (store away from light). Keep away from strong oxidizing agents.

Specification

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