Description

Hydrogen 2-[2-[[5,6-Dimethoxy-3-(3-Sulphonatopropyl)-3H-Benzothiazol-2-Ylidene]Methyl]But-1-Enyl]-5-Phenyl-3-(3-Sulphonatobutyl)Benzoxazolium, Sodium Salt is a high-purity, water-soluble cyanine dye derivative, valued for its excellent photostability and fluorescence properties. This compound is engineered for applications requiring precise optical characteristics and reliable performance in demanding environments. It is primarily utilized by manufacturers and researchers in the biotechnology, diagnostics, and advanced material science sectors.

Application

• Fluorescent Labeling Agent: Used as a covalent or non-covalent label for biomolecules (e.g., proteins, nucleic acids) in assay development.
• Biological Staining: Suitable for cell imaging, flow cytometry, and in vivo imaging applications due to its near-infrared or visible light emission profile.
• Optical Sensor Fabrication: A key component in the development of chemical sensors and biosensors that rely on fluorescence detection.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer in medical research for targeted therapies.
• Laser Dye & Nonlinear Optics: Employed in the formulation of tunable laser dyes and materials for photonic devices.
• Industrial Markers & Tracers: Functions as a fluorescent tracer in industrial processes and security ink formulations.

Basic Information

Product Name	Hydrogen 2-[2-[[5,6-Dimethoxy-3-(3-Sulphonatopropyl)-3H-Benzothiazol-2-Ylidene]Methyl]But-1-Enyl]-5-Phenyl-3-(3-Sulphonatobutyl)Benzoxazolium, Sodium Salt
CAS No.	61890-96-8
Molecular Formula	C41H45N2O11S3Na2 (or parent acid form) - Contact for details
Molecular Weight	Contact for details
Synonyms	Benzothiazolium, 2-[2-[[5,6-dimethoxy-3-(3-sulfopropyl)-2(3H)-benzothiazolylidene]methyl]-1-butenyl]-5-phenyl-3-(4-sulfobutyl)-, inner salt, sodium salt; Sulfo-Cyanine Dye derivative; Asymmetric Cyanine Dye; Fluorescent Benzothiazole-Benzoxazole Dye; Water-soluble NIR Dye; CAS 61890-96-8
EINECS	Contact for details

Quality Control

Our production of this specialty dye adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, absorbance/emission profiles, and impurity limits 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 material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	Dark green to blue-black solid
Identification (HPLC/MS)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Extinction Coefficient	Provided on COA
Fluorescence Quantum Yield	Provided on COA
Heavy Metals (as Pb)	≤ 20 ppm

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