Description

1-[3-(acetoxy)propyl]-2-[3-[1-[3-(acetoxy)propyl]-5,6-dichloro-3-ethyl-1,3-dihydro-2H-benzimidazol-2-ylidene]-1-propenyl]-5,6-dichloro-3-ethyl-1H-benzimidazolium iodide is a high-purity, functional organic salt belonging to the cyanine dye family, specifically a benzimidazolium derivative. This compound is valued for its strong light-absorbing and fluorescent properties, making it a critical intermediate for advanced materials. It is primarily sought by manufacturers in the optical materials, specialty dyes, and high-performance imaging sectors.

Application

• Optical Data Storage: As a key photosensitive component in the formulation of advanced recordable media (e.g., CD-R, DVD-R).
• Laser Dye & Fluorescent Probes: Used in the synthesis of near-infrared (NIR) laser dyes and fluorescent markers for biomedical research and diagnostics.
• Non-Linear Optical (NLO) Materials: Serves as a precursor for organic materials used in photonics, optical switching, and frequency conversion devices.
• Sensitizer for Photopolymerization: Acts as a photoinitiator or co-initiator in UV-curable inks, coatings, and 3D printing resins.
• Organic Photovoltaic (OPV) Research: Investigated as an electron donor or acceptor material in the development of next-generation solar cells.
• Anti-Counterfeiting Inks: Utilized in security printing applications due to its specific and tunable fluorescence characteristics.

Basic Information

Product Name	1-[3-(acetoxy)propyl]-2-[3-[1-[3-(acetoxy)propyl]-5,6-dichloro-3-ethyl-1,3-dihydro-2H-benzimidazol-2-ylidene]-1-propenyl]-5,6-dichloro-3-ethyl-1H-benzimidazolium iodide
CAS No.	51829-30-2
Molecular Formula	C35H40Cl4I2N4O4
Molecular Weight	964.34 g/mol
Synonyms	1,1'-(1,3-Propanediyl)bis[5,6-dichloro-3-ethyl-1H-benzimidazolium] iodide, diacetate; 1,1'-(1,3-Propanediyl)bis[5,6-dichloro-3-ethyl-1H-benzimidazolium] diacetate iodide; Cyanine dye derivative; Benzimidazolium cyanine dye; 5,6-Dichloro-3-ethyl-1-(3-acetoxypropyl)benzimidazolium iodide dimer; Optical recording material IR-140 related compound
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.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept sealed and away from direct light sources to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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