Description

5-Phenyl-2-[[5-Phenyl-3-(3-Sulfopropyl)-2(3H)-Benzoxazolylidene]Methyl]-3-(3-Sulfopropyl)-Benzoxazolium,Inner Salt,Sodium Salt is a high-purity, functionalized benzoxazolium dye intermediate with unique photophysical properties. This compound is valued for its role as a key precursor in the synthesis of specialized fluorescent probes and markers. It is primarily sought after by research institutions and manufacturers in the analytical chemistry, biotechnology, and advanced materials sectors for developing sensitive detection systems.

Application

• Fluorescent Probe Synthesis: Serves as a critical building block for creating near-infrared (NIR) and cyanine-like fluorescent dyes used in bioimaging and diagnostics.
• Bioconjugation: The sulfopropyl groups enhance water solubility, making it suitable for conjugating with proteins, antibodies, or nucleic acids for targeted labeling applications.
• Sensor Development: Used in the research and production of chemical sensors and biosensors for detecting specific ions or biomolecules due to its tunable fluorescence.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer precursor in medical research for light-activated cancer therapies.
• Nonlinear Optical Materials: Applied in advanced material science research for developing compounds with specific light-absorbing and emitting characteristics.
• Laser Dye Intermediate: Functions as a specialized intermediate in the manufacture of dyes for tunable lasers and other optical devices.

Basic Information

Product Name	5-Phenyl-2-[[5-Phenyl-3-(3-Sulfopropyl)-2(3H)-Benzoxazolylidene]Methyl]-3-(3-Sulfopropyl)-Benzoxazolium,Inner Salt,Sodium Salt
CAS No.	92745-88-5
Molecular Formula	C33H29N2O7S2Na
Molecular Weight	652.71 g/mol
Synonyms	5-Phenyl-2-[(5-phenyl-3-sulfopropyl-2(3H)-benzoxazolylidene)methyl]-3-sulfopropylbenzoxazolium, inner salt, sodium salt; Sodium 5-phenyl-2-[(E)-2-(5-phenyl-3-sulfopropyl-1,3-benzoxazol-3-ium-2-yl)ethenyl]-3-sulfopropyl-1,3-benzoxazol-3-ium-3-olate; Benzoxazolium, 5-phenyl-2-[[5-phenyl-3-(3-sulfopropyl)-2(3H)-benzoxazolylidene]methyl]-3-(3-sulfopropyl)-, inner salt, sodium salt; Sulfopropyl benzoxazolium dye intermediate; NIR dye precursor 92745-88-5; Water-soluble benzoxazolium salt
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your research and quality assurance requirements.

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 product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccant or inert atmosphere conditions.

Specification

Item	Specification
Appearance	Dark green to brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Main peak retention time matches reference
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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