Bifunctional linker containing dibenzocyclooctyne (DBCO, ADIBO) for strain-promoted copper-free click reaction (SPAAC) and free amine for the coupling with various electrophilic compounds like activated esters and epoxides.

Cy7 amine is a near infrared dye with free amine group for the conjugation with activated esters and other reactive molecules.

Bifunctional linker containing a thiol-reactive maleimide group and an azide-reactive dibenzocyclooctyne moiety.

Near-infrared (NIR) fluorescent dye for click chemistry labeling.

Azodibenzocyclooctyne (DBCO, ADIBO) reagent for strain-promoted copper-free click chemistry (SPAAC). The reagent contains an NHS ester function for the attachment of the cyclooctyne to various molecules.

The unactivated free carboxylic acid of near-infrared fluorescent dye Cyanine7.

A heterobifunctional linker with DBCO and NHS ester function groups flanking PEG6 (hexaethylene glycol).

NIR fluorescent dye functionalized with cyclooctyne moiety for copper free click chemistry conjugation with azides.

Activated ester for modification of proteins/antibodies/peptides followed by introduction into copper-free click chemistry reaction.

Cyanine7 dicarboxylic acid is a bifunctional dye molecule possessing two carboxylic acid groups.