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Cyanine7.5 NHS ester

CAS No.
1469541-54-5
Chemical Name:
Cyanine7.5 NHS ester
Synonyms
Cy7.5 SE;Cy7.5 NHS;Cyanine7.5 NHS ester;Cyanine7.5 NHS ester(Cyclohexene)
CBNumber:
CB73345008
Molecular Formula:
C49H52N3O4+
Molecular Weight:
746.97
MDL Number:
MOL File:
1469541-54-5.mol
Last updated:2025-10-27 16:43:40

Cyanine7.5 NHS ester Properties

solubility Soluble in organic solvents such as DMF
Appearance Green solid
ex/em 784/814nm (MeOH/PBS buffer)
ε(extinction coefficient) 223000 L⋅mol−1⋅cm−1
Φ(quantum yield) 0.10

Cyanine7.5 NHS ester Chemical Properties, Uses, Production

Description

Cyanine7.5 is a NIR dye with very long-wave emission. This product is amine-reactive derivative of this fluorophore.


Near infrared radiation readily penetrates tissues and can be used for imaging applications in vivo.


This product can be used for the labeling of various biomolecules containing amine groups, such as proteins and peptides, to track their distribution in organism in vivo by NIR imaging.


Increased rigidity of central polymethyne moiety allows to increase quantum yield by 20% compared to parent structure of Cy7.5® NHS.

Chemical Properties

Appearance: Green solid
ex/em: 784/814nm (MeOH/PBS buffer)
Extinction coefficient (ε): 223000 Lmol1cm1
Quantum yield (Φ): 0.10

Abs/Em Maxima

788/808 nm

Fluoresene quantum yield

0.1

Extinction Coefficient

223000

Cyanine7.5 NHS ester Preparation Products And Raw materials

Raw materials

Preparation Products

Cyanine7.5 NHS ester Suppliers

Global Suppliers ( 10)
Supplier Tel Email Country ProdList Advantage
Jiaxing Deyi Chemical Co., Ltd. 86-0573-85866609 18367600069 945717149@qq.com China 9507 58
Xi'an Confluore Biological Technology Co., Ltd. +86-156-80926068 +86-15680926068 1924344760@qq.com China 4229 58
Shaanxi Xinyan Bomei Biotechnology Co., Ltd. 13892832556 2440688701@qq.com China 1981 58
Chongqing Yusi medical technology cable Co., Ltd. 62795528 18896157519 18896157519@139.com China 4946 58
Guangzhou Weihua Biotechnology Co., Ltd 020-37239396 18922496242 weihuasw@foxmail.com China 5000 58
Shanghai Yanfen Biochemical Technology Co.,LTD 17721070236 yanfen2026@126.com China 2198 58
Cyanine7.5 NHS ester Cy7.5 NHS Cy7.5 SE Cyanine7.5 NHS ester(Cyclohexene) 1469541-54-5