Description

1,6-Diphenyl-1,3,5-hexatriene (DPH) is a highly conjugated, linear polyene compound valued for its exceptional fluorescence properties and utility as a molecular probe. Its rigid, rod-like structure and intense blue fluorescence make it a critical tool in biophysical and materials science research. This compound is primarily sought by researchers and manufacturers in the life sciences, polymer chemistry, and advanced materials sectors for probing membrane dynamics, studying molecular orientation, and developing fluorescent sensors.

Application

• Fluorescence Polarization Studies: As a hydrophobic fluorescent probe for investigating the fluidity and phase transitions of lipid bilayers and cell membranes.
• Membrane Biophysics Research: Used to label and track the dynamics and order of biological membranes in model systems and live cells.
• Polymer Science: Acts as a molecular rotor or fluorescent tag to study polymer chain mobility, orientation, and microviscosity in various polymeric materials.
• Liquid Crystal Alignment Studies: Employed as an indicator for molecular orientation and order within liquid crystalline phases due to its anisotropic absorption and emission.
• Photophysical Reference Standard: Serves as a standard compound in spectroscopic studies due to its well-characterized and high quantum yield fluorescence.
• Advanced Material Development: Investigated for potential use in organic light-emitting diodes (OLEDs) and other optoelectronic devices leveraging its conjugated structure.

Basic Information

Product Name	1,6-Diphenyl-1,3,5-Hexatriene
CAS No.	1720-32-7
Molecular Formula	C20H16
Molecular Weight	256.34 g/mol
Synonyms	DPH; 1,6-Diphenylhexatriene; trans-1,6-Diphenyl-1,3,5-hexatriene; (1E,3E,5E)-1,6-Diphenylhexa-1,3,5-triene; DPH Fluorescent Probe; Fluorescence Probe DPH; Lipophilic Fluorescence Probe
EINECS	217-014-7

Quality Control

Our 1,6-Diphenyl-1,3,5-Hexatriene is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity, typically ≥98% (HPLC). Each lot undergoes comprehensive analysis including identity confirmation (IR, NMR), purity assay (HPLC), and verification of fluorescence properties. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your research and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated place away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	200 - 205 °C
Fluorescence Emission Max	~430 nm (in suitable solvent)
Loss on Drying	≤ 0.5%

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