Description

[2,3-Bis[3,5-Bis(1,1-Dimethylethyl)-4-Oxo-2,5-Cyclohexadien-1-Ylidene]Cyclopropylidene]Propanedinitrile is a high-performance, sterically hindered organic dye and functional chromophore. This compound matters for its exceptional light absorption properties and stability, making it a critical component in advanced material science. It is primarily needed by manufacturers in the polymer, specialty chemical, and advanced coating industries seeking to develop products with specific optical characteristics.

Application

• Optical Limiting Materials: Used in the formulation of devices and films designed to protect sensors and human eyes from intense laser light.
• Non-Linear Optical (NLO) Applications: A key chromophore for research and development of materials for photonics, optical switching, and data storage technologies.
• Dye-Sensitized Systems: Employed as a sensitizer or electron acceptor in experimental solar cells and photocatalytic systems.
• Polymer Stabilization: Acts as a specialty additive to enhance the UV stability and longevity of high-performance polymers and engineering plastics.
• Analytical Chemistry Reagent: Serves as a standard or probe in spectroscopic studies and photophysical research due to its well-defined absorption profile.
• Specialty Pigments & Inks: Used in the development of high-value, functional pigments and inks for security printing or specialized coatings.

Basic Information

Product Name	[2,3-Bis[3,5-Bis(1,1-Dimethylethyl)-4-Oxo-2,5-Cyclohexadien-1-Ylidene]Cyclopropylidene]Propanedinitrile
CAS No.	63165-89-9
Molecular Formula	C₄₈H₅₂N₂O₂
Molecular Weight	688.95 g/mol
Synonyms	2,3-Bis(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dien-1-ylidene)succinonitrile; 2,3-Bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)succinonitrile; Dicyanomethylene Derivative of Bis(3,5-di-tert-butyl-4-oxocyclohexadienylidene); BDP; Bis(di-tert-butyl-dioxocyclohexadienylidene)succinonitrile; Optical Limiting Dye 63165-89-9; Chromophore 688.95
EINECS	Contact for details

Quality Control

Our production of this advanced chromophore adheres to strict quality protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through comprehensive analytical techniques including HPLC, NMR, and UV-Vis spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and key physical properties is provided with every shipment to support your R&D and manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is light-sensitive and easily oxidized; prolonged exposure to air and light must be avoided to maintain stability.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
UV-Vis Absorption (λmax)	Contact for details
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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