Cyanine7.5 carboxylic acid

Cyanine7.5 Carboxylic acids Near infrared (NIR) imaging
Cat. # Quantity Price Lead time
16090 1 mg $125 in stock
26090 5 mg $260 in stock
46090 25 mg $510 in stock
56090 50 mg $895 in stock
66090 100 mg $1490 in stock
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Free unactivated Cyanine7.5 NIR dye carboxylic acid.

For coupling and labeling reactions also consider using pre-activated Cyanine7.5 NHS ester.

Cyanine7.5 carboxylic acid, 46090
Cyanine7.5 carboxylic acid, 46090
Cyanine7.5 carboxylic acid, 46090
Cy7.5 NIR dye structure
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Cy7.5 absorbance and emission spectra

Cy7.5 absorbance and emission spectra

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sulfo-Cyanine7 carboxylic acid

sulfo-Cyanine7 carboxylic acid is a non-reactive fluorescent dye that can be used as a NIR (near-infrared) marker.

Cyanine7.5 alkyne

Reactive near infrared (NIR) dye for click chemistry containing a terminal alkyne group.
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Cyanine7 amine

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

Appearance: green powder
Molecular weight: 685.34
CAS number: 1803099-44-6
Molecular formula: C45H49ClN2O2
Solubility: soluble in organic solvents (DMSO, DMF, dichloromethane), low solubility in water
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.
MSDS: Download
Product specifications

Spectral properties

Excitation/absorption maximum, nm: 788
ε, L⋅mol−1⋅cm−1: 223000
Emission maximum, nm: 808
Fluorescence quantum yield: 0.10

Product citations

  1. Xu, S.; Zhang, P.; Heing-Becker, I.; Zhang, J.; Tang, P.; Bej, R.; Bhatia, S.; Zhong, Y.; Haag, R. Dual Tumor- and Subcellular-Targeted Photodynamic Therapy Using Glucose-Functionalized MoS2 Nanoflakes for Multidrug-Resistant Tumor Ablation. Biomaterials, 2022, 290, 121844. doi: 10.1016/j.biomaterials.2022.121844
  2. Almeida, A.; Castro, F.; Resende, C.; Lúcio, M.; Schwartz, S.; Sarmento, B. Oral Delivery of Camptothecin-Loaded Multifunctional Chitosan-Based Micelles Is Effective in Reduce Colorectal Cancer. Journal of Controlled Release, 2022, 349, 731–743. doi: 10.1016/j.jconrel.2022.07.029
  3. Nie, T.; He, Z.; Zhu, J.; Chen, K.; Howard, G.P.; Pacheco-Torres, J.; Minn, I.; Zhao, P.; Bhujwalla, Z.M.; Mao, H.-Q.; Liu, L.; Chen, Y. Non-invasive delivery of levodopa-loaded nanoparticles to the brain via lymphatic vasculature to enhance treatment of Parkinson's disease. Nano Research, 2021, 14(8), 2749–2761. doi: 10.1007/s12274-020-3280-0
  4. Amar-Lewis, E.; Buaron, N.; Chintakunta, R.; Benafsha, C.; Goldbart, R.; Traitel, T.; Prasad, M.; Elkabets, M.; Kost, J. Quaternized Starch-Based Composite Nanoparticles for siRNA Delivery to Tumors. ACS Applied Nano Materials, 2021, 4(2), 2218–2229. doi: 10.1021/acsanm.1c00032
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Cy® is a trademark of GE Healthcare.
This Product is offered and sold for research purposes only. It has not been tested for safety and efficacy in food, drug, medical device, cosmetic, commercial or any other use. Supply does not express or imply authorization to use for any other purpose, including, without limitation, in vitro diagnostic purposes, in the manufacture of food or pharmaceutical products, in medical devices or in cosmetic products.
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