Description

3,3'-Dioctylthiacarbocyanine Iodide is a near-infrared cyanine dye salt, a vital component in advanced photonic and electronic applications. Its core value lies in its strong light absorption and fluorescence properties within specific spectral ranges, making it an essential functional material. This compound is primarily needed by manufacturers and researchers in the fields of optical data storage, dye-sensitized solar cells, and as a fluorescent probe in biochemical assays.

Application

• Optical Data Storage Media: A key photosensitizer in recordable CD-R and DVD-R discs.
• Dye-Sensitized Solar Cells (DSSCs): Functions as a light-harvesting sensitizer to improve photon-to-electron conversion efficiency.
• Fluorescent Labeling & Probes: Used in bioimaging and biochemical assays due to its near-infrared fluorescence.
• Laser Dyes & Nonlinear Optics: Employed in tunable dye lasers and for studying optical limiting phenomena.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer for targeted cancer treatments.
• Chemical Sensors: Acts as an indicator in sensor systems for detecting specific ions or molecules.

Basic Information

Product Name	3,3'-Dioctylthiacarbocyanine Iodide
CAS No.	53213-89-1
Molecular Formula	C35H49IN2S2
Molecular Weight	704.80 g/mol
Synonyms	DOTCI; 3,3'-Di-n-octylthiacarbocyanine iodide; 1,1'-Di-n-octyl-3,3,3',3'-tetramethylindocarbocyanine iodide (related structure); Thiacarbocyanine dye; Cyanine dye 5; NK-2014; NK 2014; 2-[7-(1,3-Dihydro-1,1-dimethyl-3-octyl-2H-benz[e]indol-2-ylidene)-1,3,5-heptatrienyl]-1,1-dimethyl-3-octyl-1H-benz[e]indolium iodide
EINECS	Contact for details

Quality Control

Our 3,3'-Dioctylthiacarbocyanine Iodide is produced under stringent quality management systems to ensure batch-to-batch consistency and high performance. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is sealed tightly after each use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.5 %
Absorption Max (λmax)	650 - 670 nm (in suitable solvent)

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