Description

3,3'-Dipropyloxadicarbocyanine Iodide is a near-infrared fluorescent cyanine dye salt, widely recognized for its photostability and high molar absorptivity. This compound is essential for advanced research and development in photonics and life sciences, where precise optical properties are critical. It is primarily sought by manufacturers and researchers in the biotechnology, medical diagnostics, and materials science sectors for applications in fluorescence labeling, imaging, and as a key component in optical materials.

Application

• Fluorescent Labeling Agent: Used as a covalent or non-covalent tag for biomolecules (e.g., proteins, nucleic acids) in assay development.
• Biological Imaging Probe: Employed in in vitro and in vivo near-infrared (NIR) fluorescence imaging for research and pre-clinical studies.
• Laser Dye Medium: Functions as a gain medium in tunable dye lasers operating in the red to near-infrared spectral region.
• Optical Sensor Component: Integrated into chemical sensors and biosensors for the detection of specific analytes based on fluorescence changes.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer in the development of new therapeutic agents.
• Non-Linear Optical Materials: Serves as a chromophore in the research and fabrication of materials for photonic devices.

Basic Information

Product Name	3,3'-Dipropyloxadicarbocyanine Iodide
CAS No.	53213-90-4
Molecular Formula	C29H35IN2O2
Molecular Weight	594.51 g/mol
Synonyms	DODCI; 3,3'-Diethyloxadicarbocyanine Iodide (common misnomer); 1,1'-(1,3-Propanediyl)bis[2-[3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1-propenyl]-3,3-dimethyl-1H-indolium] Iodide; Oxacarbocyanine Dye; NIR Cyanine Dye; 53213-90-4; 1,1'-(1,3-Propanediyl)bis[2-[3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1-propenyl]-3,3-dimethylindolium] Iodide
EINECS	Contact for details

Quality Control

Our 3,3'-Dipropyloxadicarbocyanine Iodide is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectroscopic identification, and residual solvent analysis, to ensure it meets the high standards required for research and industrial applications. A Certificate of Analysis (COA) detailing purity, absorbance/fluorescence profiles, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to minimize exposure to atmospheric moisture. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark green to blue-green crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Absorption Max (λmax)	744 - 750 nm (in methanol)
Emission Max (λem)	770 - 780 nm (in methanol)
Loss on Drying	≤ 2.0 %
Residual Solvents (GC)	Meets ICH guidelines

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