Stains & Dyes

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG4-acid is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG4-acid is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG5-amine HCl salt is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free amine group, which will be reactive with cabroxylic acid, activated NHS

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG5-amine HCl salt is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free amine group, which will be reactive with cabroxylic acid, activated NHS

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG5-amine HCl salt is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free amine group, which will be reactive with cabroxylic acid, activated NHS

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG6-acid is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG6-acid is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups

Extinction Coefficient Excitation Maximum: 232000:Cy5-PEG6-acid is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups

Extinction Coefficient Excitation Maximum: 250000:Cy5-PEG6-NHS ester is a cyanine labeled PEG derivative with excitation/emmission maximum 649/667 nm containing a NHS ester group, which is an amine reactive group. Hydophilic PEG spacer increases

Extinction Coefficient Excitation Maximum: 250000:Cy5-PEG6-NHS ester is a cyanine labeled PEG derivative with excitation/emmission maximum 649/667 nm containing a NHS ester group, which is an amine reactive group. Hydophilic PEG spacer increases

Extinction Coefficient Excitation Maximum: 250000:Cy5-PEG6-NHS ester is a cyanine labeled PEG derivative with excitation/emmission maximum 649/667 nm containing a NHS ester group, which is an amine reactive group. Hydophilic PEG spacer increases

Structure                          PropertiesExcitation maximum (nm)：673Emission maximum (nm) ：692Extinction coefficient (M-1 cm-1)：250000MW=C43H45F3N2O16S4 = 1031.33 Upon attachment to biomolecules (for example oligonucleotides), negligible shifts