Description

1,2-Bis(2,4-Dimethyl-5-Phenyl-3-Thienyl)-3,3,4,4,5,5-Hexafluoro-1-Cyclopentene is a high-purity, diarylethene-based photochromic compound, a key building block in advanced materials science. Its core value lies in its exceptional fatigue resistance and reversible photoisomerization properties, enabling precise control over molecular states with light. This compound is essential for researchers and manufacturers developing next-generation optical data storage media, molecular switches, and smart photoresponsive materials.

Application

• Optical Data Storage: A critical component in the development of high-density, rewritable optical memory devices and holographic storage systems.
• Molecular Switches & Logic Gates: Serves as a fundamental unit in the design of photochemically controlled molecular machines and circuits for nanotechnology.
• Smart Windows & Displays: Used in formulations for light-adjustable films and glass that control transparency or color based on UV exposure.
• Photoresponsive Polymers & Coatings: Incorporated into polymers to create materials with tunable mechanical, optical, or surface properties.
• Chemical Sensing: Employed in the fabrication of highly sensitive and selective optical sensors for environmental or biological monitoring.
• Advanced Security Inks & Anti-Counterfeiting: Provides the photochromic functionality for inks used in secure labeling, currency, and document protection.

Basic Information

Product Name	1,2-Bis(2,4-Dimethyl-5-Phenyl-3-Thienyl)-3,3,4,4,5,5-Hexafluoro-1-Cyclopentene
CAS No.	172612-67-8
Molecular Formula	C35H28F6S2
Molecular Weight	650.71 g/mol
Synonyms	1,2-Bis(5-phenyl-2,4-dimethyl-3-thienyl)perfluorocyclopentene; Diarylethene Derivative (DAE); Photochromic Cyclopentene; 1,2-Bis(2,4-dimethyl-5-phenyl-3-thienyl)hexafluorocyclopentene; Bis(thienyl)perfluorocyclopentene; Photochromic Switch Molecule; Optical Memory Compound; Fulgide Analog
EINECS	Contact for details

Quality Control

Our 1,2-Bis(2,4-Dimethyl-5-Phenyl-3-Thienyl)-3,3,4,4,5,5-Hexafluoro-1-Cyclopentene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure high batch-to-batch consistency and compliance with research-grade specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under inert atmosphere when possible for long-term stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.