Cyanine7 tetrazine,Cy7 tetrazine TCO ligation is a reaction that takes place between a tetrazine and a strained olefin, such as trans-cyclooctene. This tetrazine bears a fragment of near infrared dye, Cyanine7. This NIR fluorophore is especially useful for in vivo imaging. General properties Appearance: dark colored solid Mass spec M+ increment: 703.4 Molecular weight: 877.94 Molecular formula: C47H54N7F6OP Solubility: good in DMF, DMSO, DCM Quality control: NMR 1H, HPLC-MS (95%) Storage conditions: Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. Spectral properties Excitation maximum, nm: 750 ε, L⋅mol−1⋅cm−1: 199000 Emission maximum, nm: 773 CF260: 0.022 CF280: 0.029 Cyanine7 tetrazine,Cy7 tetrazine 叠氮化物 Dye azides Pyrene azide 1/ Pyrene azide 2 PEP azide Perylene azide BDP FL azide Coumarin 343 azide FAM azide, 5-isomer FAM azide, 6-isomer TAMRA azide, 5- isomer BDP TMR azide Cyanine3 azide Cyanine3.5 azide Cyanine5 azide Cyanine5.5 azide Cyanine7 azide Cyanine7.5 azide Sulfo-Cyanine3 azide Sulfo-Cyanine5 azide Sulfo-Cyanine7 azide N-羟基琥珀酰亚胺脂Dye NHS esters Pyrenebutyric acid NHS ester ROX NHS ester, pure 6- isomer BDP FL NHS ester FAM NHS ester Cyanine3 NHS ester Cyanine3.5 NHS ester Cyanine5 NHS ester Cyanine5.5 NHS ester Cyanine7 NHS ester Cyanine7.5 NHS ester Sulfo-Cyanine3 NHS ester Sulfo-Cyanine5 NHS ester sulfo-Cyanine5 bis-NHS ester Sulfo-Cyanine7 NHS ester