Indocyanine green (Cardiogreen) is a low toxicic fluorescent agent, is a tricarbocyanine dye,has been widely used in medical diagnostics, such as determining cardiac output, hepatic function, and liver blood flow, and for ophthalmic angiography.

CY7-SE Triethylamine is a fluorescence labeling agent (Ex=700-770 nm,Em=790 nm) used for labeling proteins, peptides, antibodies, and oligonucleotides.

IR-820 (New Indocyanine Green) is a near-infrared dye with improved stability, good color rendering, and excellent fluorescence penetration. It serves as an infrared blood pool contrast agent for detecting and quantifying diseased tissue in live animals, with maximal excitation (Ex) and emission (Em) of 710 and 820 nm, respectively.

Rhodamine 800 is a near-infrared fluorescent dye.

IR-780 Iodide (IR 780 iodide), a near‐infrared fluorescent dye, is used for the exclusive characterization of human CSCs through the HIF‐1α/glycolysis dependent mitochondrial transporter ABCB10's activity.

IR 783 is a heptamethine cyanine fluorescent probe for in vivo imaging of tumor cells. It displays excitation/emission maxima of 776/798 nm, respectively.

Cy7.5 (Cyanine 7.5) is an anthocyanin fluorescent dye that emits near infrared (NIR) fluorescence. Cy7.5 is commonly used for fluorescent protein immunoblotting and live animal imaging.

Sulfo ICG bis-NHS ester is a derivative of Indocyanine green (ICG) that contains sulfonic acid ions. This compound is employed in the labeling of proteins, amine-modified oligonucleotides, and other primary amine (R-NH2) containing molecules.

FD-1080 is a fluorophore that exhibits both excitation and emission in the NIR-II region, making it suitable for in vivo imaging.

IRDye 800CW, DBCO is a near-infrared (NIR) fluorescent dye equipped with a DBCO reactive group designed for conjugation. This DBCO group facilitates copper-free click chemistry by reacting with azide-tagged molecules or biomolecules.

ICG-carboxylic acid is a near-infrared (NIR) fluorocein dye and ICG derivative. ICG (Indocyanine Green) is a fluorescent dye for medical diagnostics with Ex/Em = 790/815 nm, applicable for blood flow measurement and angiography. ICG may also be conjugated to targeted antibodies for tumour cell ablation, such as PANC-1 and BxPC-3.

ICG-amine is a tricarbocyanine near-infrared fluorescent probe that binds efficiently to amino acid residues without requiring condensing agents.

Fluorescent polyamine probe-1 (compound 15) is a linear polyamine probe characterized by its high uptake efficiency. It is employed in studying the transport systems into cancer cells [1].

Fluorescent NIR 885 is a dye molecule that can be used in life science related research. The CAS number of Fluorescent NIR 885 is 177194-56-8.

ICG-OSu, also known as ICG NHS ester, is a near-infrared fluorescent dye with amine-reactive functionality that enables efficient covalent conjugation to biomolecules, ICG-OSu is widely utilized for the development of in vivo imaging probes, supporting applications in optical imaging, biodistribution studies, and real-time visualization of biological processes.

NIR-797-isothiocyanate is a near-infrared (NIR) fluorescent molecule composed of an NIR-797 fluorescent core and terminal isothiocyanate (–N=C=S) functional groups, designed for the covalent fluorescent labeling of biomolecules. NIR-797-isothiocyanate combines excellent fluorescence imaging performance with potential for photoacoustic imaging. It offers deep tissue penetration and effectively suppresses autofluorescence background in biological tissues. As a versatile dye, it can be used to observe and analyze cellular structures, track biomolecules, assess cellular function, distinguish cell types, detect biomolecules, study tissue pathology, and monitor microorganisms.

NIR-βgal-2, a highly sensitive β-galactosidase-activated near-infrared fluorescent probe, facilitates the visualization of β-galactosidase in breast cancer [1].

Janelia Fluor 669, SE (JF669, SE), a red fluorescent dye, reacts directly with thiol-containing HaloTag ligand under mild conditions (DIEA, DMF) to produce a JF669 HaloTag ligand in a single step (Ex = 669 nm; Em = 682 nm).

Cypate is a near-infrared fluorescent dye that belongs to the family of photosensitizers. It is characterized by high photostability and optical properties, making it a common choice for near-infrared optical imaging, optical development, tumor labeling, and drug delivery applications. Moreover, Cypate serves as a molecular probe and binds with targeting molecules (such as CBT or small interfering RNA) to enable efficient detection and imaging of specific cells or tissues.

Sulfo ICG-tetrazine is a type of fluorescent dye.

IRDye 680RD, Maleimide is a near-infrared (NIR) fluorescent dye that features a maleimide reactive group designed for thiol-specific conjugation.