Description

Hydrogen [4-[[4-(Diethylamino)Phenyl][4-[Ethyl(Sulphonatobenzyl)Amino]Phenyl]Methylene]Cyclohexa-2,5-Dien-1-Ylidene](Ethyl)(Sulphonatobenzyl)Ammonium, Sodium Salt is a high-purity, water-soluble cyanine dye derivative with a complex polymethine structure. This compound is valued for its strong and tunable light absorption and fluorescence properties, making it a critical functional material in advanced research and manufacturing. It is primarily sought by the biotechnology, diagnostics, and specialty chemical industries for applications requiring precise optical characteristics.

Application

• Fluorescent Labeling Agent: Used as a covalent or non-covalent tag for biomolecules (proteins, nucleic acids) in bioassays and imaging.
• Optical Sensor Development: A key component in the formulation of chemical sensors and biosensors for detecting specific analytes.
• Laser Dye and Photonic Materials: Employed in the research and production of tunable dye lasers and other photonic devices.
• Non-Linear Optical (NLO) Materials: Investigated for use in advanced optical limiting and switching applications due to its conjugated system.
• Histological Staining: Potential use as a specialized stain in microscopy for cellular and tissue analysis.
• Photodynamic Therapy (PDT) Research: Studied as a potential photosensitizer candidate for targeted light-activated therapies.

Basic Information

Product Name	Hydrogen [4-[[4-(Diethylamino)Phenyl][4-[Ethyl(Sulfonatobenzyl)Amino]Phenyl]Methylene]Cyclohexa-2,5-Dien-1-Ylidene](Ethyl)(Sulfonatobenzyl)Ammonium, Sodium Salt
CAS No.	94248-53-0
Molecular Formula	C45H51N3O6S2•Na
Molecular Weight	808.02 g/mol (approx.)
Synonyms	NK 2016; NK-2016; Sulfo Cyanine5.5 amine; Cy5.5 NHS ester derivative; Benzyl(4-{ethyl[4-(4-{ethyl[4-(sulfonatomethyl)phenyl]amino}phenyl)(4-{ethyl[4-(sulfonatomethyl)phenyl]amino}phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}ethylammonio)benzenesulfonate, inner salt, sodium salt; 4-[[4-(Diethylamino)phenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene[ethyl[(3-sulfophenyl)methyl]ammonium, inner salt, sodium salt
EINECS	Contact for details

Quality Control

Our production of this specialty cyanine dye adheres to strict in-process controls to ensure batch-to-batch consistency and optical purity. Quality is verified through advanced analytical techniques including HPLC, UV-Vis, and fluorescence spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and performance specifications is provided with each 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 material is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark green to blue-green solid
Identification (UV-Vis)	Conforms
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
λabs (Absorption Max)	Contact for details
λem (Emission Max)	Contact for details
Extinction Coefficient (ε)	Contact for details
Moisture Content (KF)	≤ 5.0%
Solubility (in Water)	Freely soluble

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