Description

2-Propanone, 1,3-Bis[3,5-Bis(1,1-Dimethylethyl)Phenyl]- is a high-purity, sterically hindered organic compound, also known as a hindered phenol ketone, valued for its role as a key intermediate and stabilizer in advanced material synthesis. Its molecular structure provides excellent thermal and oxidative stability, making it a critical component for enhancing the performance and longevity of specialty polymers and coatings. This product is essential for R&D and production in the polymer additives, specialty chemicals, and advanced material sectors.

Application

• Polymer Additive Intermediate: Serves as a crucial precursor in the synthesis of high-performance antioxidants and light stabilizers for plastics and elastomers.
• Specialty Chemical Synthesis: Used as a building block in the production of complex organic molecules for pharmaceuticals and agrochemicals.
• Advanced Material Research: Employed in R&D for developing novel materials with enhanced thermal and oxidative resistance.
• Lubricant & Fuel Additives: Functions as an intermediate for additives that improve the stability and lifespan of industrial lubricants and fuels.
• Coating & Resin Formulations: Imparts stability to high-performance coatings, adhesives, and resins exposed to harsh environmental conditions.

Basic Information

Product Name	2-Propanone, 1,3-Bis[3,5-Bis(1,1-Dimethylethyl)Phenyl]-
CAS No.	219736-67-1
Molecular Formula	C31H44O
Molecular Weight	432.68 g/mol
Synonyms	1,3-Bis[3,5-bis(tert-butyl)phenyl]-2-propanone; 1,3-Bis(3,5-di-tert-butylphenyl)propan-2-one; 2-Propanone, 1,3-bis[3,5-bis(1,1-dimethylethyl)phenyl]-; Hindered Phenol Ketone; CAS 219736-67-1; DTBP Ketone; Bis(3,5-di-tert-butylphenyl)acetone
EINECS	Contact for details

Quality Control

Our production of 2-Propanone, 1,3-Bis[3,5-Bis(1,1-Dimethylethyl)Phenyl]- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material is characterized using advanced analytical techniques including HPLC, GC, and NMR spectroscopy. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque storage until use.

Specification

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