Cy7.5 maleimide

• CAT Number: I043073
• CAS Number: 2270866-73-2
• Molecular Formula: C51H55ClN4O3
• Molecular Weight: 807.46
• Purity: ≥95%
• Synonyms: 6-[(2Z)-1,1-dimethyl-2-[(2E)-2-[3-[(E)-2-(1,1,3-trimethylbenzo[e]indol-3-ium-2-yl)ethenyl]cyclohex-2-en-1-ylidene]ethylidene]benzo[e]indol-3-yl]-N-[2-(2,5-dioxopyrrol-1-yl)ethyl]hexanamide;chloride
• IUPAC Name: 6-[(2Z)-1,1-dimethyl-2-[(2Z)-2-[3-[(E)-2-(1,1,3-trimethylbenzo[e]indol-3-ium-2-yl)ethenyl]cyclohex-2-en-1-ylidene]ethylidene]benzo[e]indol-3-yl]-N-[2-(2,5-dioxopyrrol-1-yl)ethyl]hexanamide;chloride
• InChI: InChI=1S/C51H54N4O3.ClH/c1-50(2)43(53(5)41-25-23-37-16-8-10-18-39(37)48(41)50)27-21-35-14-13-15-36(34-35)22-28-44-51(3,4)49-40-19-11-9-17-38(40)24-26-42(49)54(44)32-12-6-7-20-45(56)52-31-33-55-46(57)29-30-47(55)58;/h8-11,16-19,21-30,34H,6-7,12-15,20,31-33H2,1-5H3;1H
• InChIKey: XCNYYRVWJSOPSW-UHFFFAOYSA-N
• SMILES: CC1(C(=[N+](C2=C1C3=CC=CC=C3C=C2)C)/C=C/C4=C/C(=C\C=C/5\C(C6=C(N5CCCCCC(=O)NCCN7C(=O)C=CC7=O)C=CC8=CC=CC=C86)(C)C)/CCC4)C.[Cl-]

Cy7.5 maleimide（Cat No.:I043073）is a fluorescent dye used for labeling biomolecules in various biological and biochemical applications. It belongs to the Cy7 family of fluorophores and emits in the near-infrared spectral range, making it ideal for deep tissue imaging and in vivo studies. The maleimide group enables specific conjugation to thiol-containing molecules, such as proteins and peptides, through a covalent bond. Cy7.5 maleimide is commonly used in fluorescence microscopy, flow cytometry, and imaging techniques to track biomolecule interactions, cellular processes, and molecular dynamics in research and diagnostic applications.