Description

2-[(1E,3E)-3-(3-Hydroxypropyl)-5-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)-1,3-Pentadienyl]-1,3,3-Trimethyl-3H-Indolium Perchlorate is a high-purity cyanine dye salt, a critical functional material prized for its exceptional photophysical properties. Its primary value lies in its strong near-infrared (NIR) absorption and fluorescence, making it indispensable for advanced optical applications. This compound is essential for research and manufacturing in the photonics, biomedical imaging, and optical data storage industries.

Application

• NIR Fluorescent Probes & Labels: Used in the synthesis of biomarkers and probes for in vivo and in vitro bioimaging, flow cytometry, and immunoassays.
• Optical Data Storage: Serves as a key dye component in recordable CD-R and DVD-R media due to its specific light absorption characteristics.
• Laser Dyes & Photonics: Employed in the formulation of tunable dye lasers and as an active medium in nonlinear optical materials.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer for targeted cancer treatments.
• Solar Cell & OLED Research: Used in the development of organic photovoltaic cells and light-emitting diodes as a light-harvesting or charge-transport material.
• Analytical Chemistry: Functions as a sensitive staining agent for DNA detection and protein analysis in gel electrophoresis.

Basic Information

Item	Details
Product Name	2-[(1E,3E)-3-(3-Hydroxypropyl)-5-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)-1,3-Pentadienyl]-1,3,3-Trimethyl-3H-Indolium Perchlorate
CAS No.	63899-25-2
Molecular Formula	C32H41ClN2O5
Molecular Weight	569.13 g/mol
Synonyms	IR-125; 1H-Indolium, 2-[5-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3-pentadienyl]-1,3,3-trimethyl-, perchlorate; 2-[5-(1,3-Dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3-pentadienyl]-1,3,3-trimethyl-1H-indolium perchlorate; Cyanine dye IR-125; Heptamethine cyanine dye; NIR-125; Infrared 125; Astrazon IR 125
EINECS	Contact for details

Quality Control

Every batch of our cyanine dyes is manufactured under strict quality management systems. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles, verified by advanced analytical techniques including HPLC, NMR, and mass spectrometry. Our commitment ensures material consistency for your critical research and production needs.

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 perchlorate salt nature and light-sensitive properties, keep away from heat, sparks, open flames, and incompatible materials. Ensure proper ventilation in storage areas.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC, Area %)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Absorption Max (λmax)	Contact for details
Extinction Coefficient (ε)	Contact for details

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