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Does indocyanine green (ICG) have a charge?

Posted August 12, 2021


Chemical Reagents
Classic Dyes
Answer

Indocyanine green (ICG) is an anion. It has a negative charge.

ICG is a tricarbocyanine dye with a molecular weight of 775 Da. Its molecular formula is C43H47N2NaO6S2.

 

Additional resources

Development of a Human Photoacoustic Imaging Reporter Gene Using the Clinical Dye Indocyanine Green

ICG acid

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