Description

2-[2-(2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazol-4-Yl)-3-(3-Methyl-3H-Benzothiazol-2-Ylidene)Prop-1-Enyl]-6-Methoxy-3-Methylbenzothiazolium Iodide is a high-purity, specialized organic salt belonging to the cyanine dye family, valued for its distinct photophysical properties. This compound is critical for applications requiring precise light absorption and emission characteristics, particularly in advanced material science and analytical chemistry. It serves as an essential intermediate and functional component for researchers and manufacturers in the photographic, optical sensor, and dye laser industries.

Application

• Sensitizing Dye for Silver Halide Photography: Used to extend the spectral sensitivity of photographic emulsions into specific wavelength regions.
• Laser Dye Intermediate: Acts as a precursor or active medium in the formulation of tunable dye lasers for scientific and medical instrumentation.
• Optical Sensor Development: Employed in the synthesis of chemical sensors and probes due to its fluorescence and chromogenic properties.
• Non-Linear Optical (NLO) Materials: A key component in research for developing materials with applications in optical data storage and telecommunications.
• Biomedical Staining and Labeling: Potential use in histological stains or as a fluorescent tag in biological research, subject to purity grade.
• Organic Semiconductor Research: Investigated for use in organic light-emitting diodes (OLEDs) and photovoltaic cells.

Basic Information

Product Name	2-[2-(2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazol-4-Yl)-3-(3-Methyl-3H-Benzothiazol-2-Ylidene)Prop-1-Enyl]-6-Methoxy-3-Methylbenzothiazolium Iodide
CAS No.	42034-61-7
Molecular Formula	C31H29IN4O2S2
Molecular Weight	704.62 g/mol
Synonyms	3-Methyl-2-[2-[1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)ethenyl]-6-methoxybenzothiazolium iodide; 2-[2-(1,5-Dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)ethenyl]-6-methoxy-3-methylbenzothiazolium iodide; Cyanin dye derivative; Pyrazolone cyanine dye; Sensitizing Dye 42034-61-7; Benzothiazolium, 2-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)ethenyl]-6-methoxy-3-methyl-, iodide (1:1)
EINECS	Contact for details

Quality Control

Our production of this cyanine dye adheres to strict quality protocols to ensure batch-to-batch consistency and high performance in sensitive applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and UV-Vis spectroscopy to confirm identity, purity, and spectral properties. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed in a desiccated environment to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
UV-Vis Absorption (λmax)	Specification available upon request

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