Description

5,5'-((1,1'-Biphenyl)-4,4'-Diylbis(Oxy))Bis(2-Methyl-1H-Isoindole-1,3(2H)-Dione is a high-purity, specialized organic compound belonging to the bisphthalimide class, valued for its unique structural properties and thermal stability. This chemical serves as a critical intermediate and functional additive in advanced material synthesis, where precise molecular architecture is paramount. It is essential for researchers and manufacturers in the polymer, electronics, and specialty chemical industries seeking to develop high-performance materials.

Application

• Polymer Synthesis: Key monomer or cross-linking agent for producing high-temperature resistant polyimides, polyamides, and other engineering plastics.
• Electronic Materials: Used in the formulation of dielectric layers, insulating coatings, and encapsulants for semiconductors and microelectronics.
• Liquid Crystal Polymers (LCPs): Acts as a rigid, aromatic building block to enhance the thermal and mechanical properties of LCPs for displays and advanced composites.
• Photoresists & Optoelectronics: Potential component in photosensitive polymers and materials for optical applications due to its conjugated structure.
• Adhesives & Sealants: Functional additive to improve heat resistance and durability in high-performance adhesive formulations.
• Chemical Intermediate: Serves as a versatile precursor for further organic synthesis of more complex molecules in pharmaceutical and agrochemical research.

Basic Information

Item	Details
Product Name	5,5'-((1,1'-Biphenyl)-4,4'-Diylbis(Oxy))Bis(2-Methyl-1H-Isoindole-1,3(2H)-Dione
CAS No.	63227-28-1
Molecular Formula	C32H20N2O6
Molecular Weight	528.51 g/mol
Synonyms	4,4'-Bis(2-methyl-1,3-dioxoisoindolin-5-yloxy)biphenyl; 5,5'-(Biphenyl-4,4'-diylbis(oxy))di(2-methylisoindoline-1,3-dione); Bis(2-methyl-5-(4'-phenoxy)-1,3-dioxoisoindoline); N,N'-(4,4'-Biphenylylene)bis[5-(2-methyl-1,3-dioxoisoindoline)]; Biphenyl-4,4'-diyl bis(2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylate) (related ester); BPDA-based bisimide derivative; Light-sensitive bisphthalimide.
EINECS	Contact for details

Quality Control

Our production of 5,5'-((1,1'-Biphenyl)-4,4'-Diylbis(Oxy))Bis(2-Methyl-1H-Isoindole-1,3(2H)-Dione adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistent high quality and batch-to-batch reproducibility. Certificates of Analysis (COA) detailing all specifications are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

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%
Heavy Metals	≤ 20 ppm

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