Lumiprobe reactive dye carboxylic acid: sulfo cyanine7.5 carboxylic acid

AI Meijie Lumiprobe Sulfo-Cyanine7.5 carboxylic acid background ：

Sulfo-Cyanine7.5  It is a water-soluble near-infrared fluorescent dye . The structure of the dye is similar to that of indocyanine green  (ICG)  be similar , But it contains a rigid trimethylene linker , The fluorescence quantum yield can be increased .

This fluorophore can be used in near-infrared imaging .Sulfo-Cyanine7.5  Carboxylic acids contain a free carboxyl group .

AI Meijie  Lumiprobe Sulfo-Cyanine7.5 Carboxylic acid chemical properties ：

form ：  Dark green solid

Molecular weight ： 1083.41

Molecular formula ： C 45 H 45 K 3 N 2 O 14 S 4

solubility ：  dissolve in water 、DMF、DMSO

The quality control ： NMR 1 H, HPLC-MS (95%)

Storage conditions ：  Store ： 24  months , stay  -20°C  Keep away from light . transport ： At room temperature for  3  Zhou . Avoid prolonged exposure to light . dry .

Spectral characteristics

Maximum excitation / absorption ,nm： 778

ε, L⋅mol -1 ⋅cm -1： 222000

Maximum emission , nanometer ： 797

Fluorescence quantum yield ： 0.21

CF 260： 0.09

CF 280： 0.09

AI Meijie LumiprobeSulfo-Cyanine7.5 carboxylic acid Related research ：

Sulfo cyanine 7 Dicarboxylic acid

Sulfo-Cyanine7  Dicarboxylic acid is a bifunctional dye with two carboxyl groups .

Sulfo cyanine 7 carboxylic acid

Sulfo-Cy7  Carboxylic acid is a non reactive fluorescent dye , It can be used as  NIR（ The near infrared ） Mark .

Sulfo cyanine 5 carboxylic acid

Water soluble Cyanine5 carboxylic acid , Inactive fluorescent dyes .

Sulfo-Cyanine5.5  carboxylic acid

Water soluble far red fluorescent dye sulfo-Cyanine5.5, Free inactive carboxylic acid . For calibration , And as non reactive control .

Sulfo cyanine 3 carboxylic acid

Sulfo-Cyanine3  Does not contain unactivated monofunctional carboxylic acids , Water soluble dyes .

Sulfo-Cyanine3.5  carboxylic acid

Water soluble  Sulfo-Cyanine3.5  A derivative of a dye , Contains an inactive free carboxylic acid group .