Cy3-PEG3-TCO4

Cy3-PEG3-TCO4 is a dye derivative of Cyanine 3 (Cy3) containing 3 PEG units. Cy3-PEG3-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

C47H67ClN4O6

819.51

CC1(C)C(C=CC=C2)=C2[N+](C)=C1/C=C/C=C3N(CCCCCC(NCCOCCOCCOCCNC(OC4CCC/C=C/CC4)=O)=O)C(C=CC=C5)=C5C\3(C)C.[Cl-]

Fluorescent Dye

10 mM in DMSO

Room temperature