Description

5-Chloro-2-(2-[(5-Chloro-3-(4-Sulfobutyl)-2(3H)- Benzoxazolylidene)Methyl]-1-Butenyl)-3-(4-Sulfobutyl)-Benzoxazolium Hydroxide, Inner Salt Triethylamin E Salt is a high-purity, functionalized benzoxazolium dye intermediate essential for advanced material synthesis. This compound is valued for its role as a key precursor in the development of near-infrared (NIR) absorbing dyes and functional chromophores. It is primarily sought by research institutions and industrial manufacturers in the photographic, optical data storage, and specialty chemical sectors for creating light-sensitive materials and advanced functional polymers.

Application

• NIR-Absorbing Dye Synthesis: A critical building block for manufacturing cyanine and other polymethine dyes used in optical recording media (CD-R, DVD-R) and laser filters.
• Photographic Sensitizers: Used in the formulation of advanced photographic emulsions and sensitizing dyes for silver halide photography.
• Biomedical Imaging Probes: Serves as a precursor for synthesizing fluorescent labels and contrast agents used in bioimaging and diagnostic assays.
• Nonlinear Optical Materials: Employed in research and production of organic materials with nonlinear optical (NLO) properties for photonic applications.
• Laser Technology: A component in the development of saturable absorbers and other functional materials for dye lasers and laser protection.
• Sensor Development: Used to create chromogenic and fluorogenic compounds for chemical and biological sensing platforms.
• Academic & Industrial Research: A valuable reagent for synthetic organic chemistry research focused on heterocyclic compounds and dye chemistry.

Basic Information

Item	Detail
Product Name	5-Chloro-2-(2-[(5-Chloro-3-(4-Sulfobutyl)-2(3H)- Benzoxazolylidene)Methyl]-1-Butenyl)-3-(4-Sulfobutyl)-Benzoxazolium Hydroxide, Inner Salt Triethylamin E Salt
CAS No.	92771-38-5
Molecular Formula	C31H39Cl2N3O7S2
Molecular Weight	700.69 g/mol
Synonyms	5-Chloro-2-[2-[(5-chloro-3-(4-sulfobutyl)-2-benzoxazolylidene)methyl]-1-butenyl]-3-(4-sulfobutyl)benzoxazolium hydroxide, inner salt, triethylamine salt; Benzoxazolium, 5-chloro-2-[2-[(5-chloro-3-(4-sulfobutyl)-2(3H)-benzoxazolylidene)methyl]-1-butenyl]-3-(4-sulfobutyl)-, hydroxide, inner salt, compd. with triethylamine (1:1); Cyanine dye intermediate IR-1061 precursor; NIR dye salt; Triethylamine salt of a sulfobutyl benzoxazolium dye.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high chemical 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 R&D and manufacturing quality systems.

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 hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	Dark green to blue-black powder or crystals
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 3.0%
Residue on Ignition	≤ 0.5%
Solubility	Soluble in polar organic solvents (e.g., DMF, DMSO, methanol)

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