Structure and properties of CY7.5 Cyanine7.5 Near-infrared fluorescence High solubility

Cyanine 7.5 is a Cyanine dye with near infrared (NIR) fluorescence. Its chemical structure is shown below:

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H3C--CH=CH--N(CH3)2--C6H4--CH=CH--C6H4--N(CH3)2--CH=CH--C6H4--CH=CH--C6H4--SO3Na

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Cyanine 7.5 has several features and properties:

1. Optical properties: Cyanine 7.5 has near-infrared (NIR) fluorescence properties, with a maximum excitation wavelength of about 750 nm and a maximum emission wavelength of about 780 nm. Near-infrared light has a better tissue penetration ability, which allows imaging and analysis in deeper tissues.

2. Reactivity: The sulfate (SO3Na) functional group on Cyanine7.5 is reactive and allows for coupling reactions with other molecules. This allows Cyanine7.5 to be covalently linked to other compounds for the labeling and synthesis of specific molecules or probes.

3. Solubility: Cyanine 7.5 has good solubility in a number of organic solvents (e.g. methanol, dimethyl sulfoxide, etc.) and water. This makes it has a better application prospect in biomolecular labeling and analysis.

4. Stability: Cyanine 7.5 has good stability and can be stored for long periods of time and maintain its fluorescent properties under appropriate conditions. It is also highly stable to light and heat, making it suitable for extended use in optical imaging and analysis.

5. Biocompatibility: Cyanine 7.5 has good biocompatibility in vivo and does not cause significant toxicity or side effects to living organisms. This makes it have a wide range of application prospects in biomedical research and clinical applications.

In conclusion, Cyanine 7.5 is a Cyanine dye with near-infrared fluorescence that has good optical properties, reactivity, solubility, stability and biocompatibility. It can be used for near-infrared optical imaging and analysis and is suitable for high-resolution imaging and quantitative analysis of deep tissues in life science and medical research. By labeling Cyanine 7.5 on specific molecules or probes, applications such as tracking and localization of specific structures and molecules in organisms, as well as drug research and pharmacokinetic studies, can be achieved.