Description

(5)Helicene CAS NO 188-52-3 is a unique polycyclic aromatic hydrocarbon characterized by its non-planar, helically twisted molecular structure. This structural feature imparts significant chiroptical properties, making it a compound of high interest in advanced materials science. It is primarily sought after by researchers and developers in the fields of organic electronics, asymmetric catalysis, and molecular sensing.

Application

• Key chiral dopant or building block for the synthesis of organic light-emitting diodes (OLEDs) and circularly polarized luminescence (CPL) materials.
• Chiral ligand or scaffold in the development of asymmetric catalysts for stereoselective synthesis.
• Molecular probe for studying chiral recognition and supramolecular assembly in host-guest chemistry.
• Active material in the research of novel nonlinear optical (NLO) materials and molecular switches.
• Precursor for the synthesis of larger, more complex helicenes and heterohelicenes with tailored properties.
• Model compound in fundamental studies of chirality, pi-electron delocalization, and helical nanostructures.

Basic Information

Product Name	(5)Helicene
CAS No.	188-52-3
Molecular Formula	C22H14
Molecular Weight	278.35 g/mol
Synonyms	Pentabelicene; Benzo[c]phenanthro[4,3-g]phenanthrene; [5]Helicene; 1,12:2,3:4,5:6,7:8,9-Pentabenzoheptaphene; Dibenzo[g,p]chrysene
EINECS	Contact for details

Quality Control

Our (5)Helicene is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for research and development applications. Each lot is analyzed using advanced techniques such as HPLC, NMR, and chiral analysis. A comprehensive Certificate of Analysis (COA) detailing purity, chiral purity (if applicable), and identification data 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). Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	Contact for details
Melting Point	265 - 275 °C

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