Cyanine7 carboxylic acid

Cyanine7 Carboxylic acids Near infrared (NIR) imaging
Cat. # Quantity Price Lead time
15090 1 mg $125 in stock
25090 5 mg $260 in stock
45090 25 mg $510 in stock
55090 50 mg $895 in stock
65090 100 mg $1490 in stock
Bulk inquiry
Found better price? Let us know and we will propose the way forward!

The unactivated free carboxylic acid of near-infrared fluorescent dye Cyanine7. For coupling and labeling reactions also consider using pre-activated Cyanine7 NHS ester, or water-soluble sulfo-Cyanine7 NHS ester.

Cyanine7 carboxylic acid, 45090
Cyanine7 carboxylic acid, 45090
Cyanine7 carboxylic acid, 45090
Cyanine7 free carboxylic acid structure
Download in
ChemDraw format

Cyanine7 absorbance and emission spectra

Cyanine7 absorbance and emission spectra

Customers also purchased with this product

Copper(II)-TBTA complex

A catalyst for click reaction. A stable copper(II) complex which must be converted to monovalent copper(I) in situ using reducing agents. The complex can be used to prepare a reaction buffer of any composition.

BDP® FL alkyne

Borondipyrromethene dye alkyne for click chemistry. Bright and photostable dye for FAM channel.
Add this product to your cart and
get free express delivery

sulfo-Cyanine7 maleimide

Water-soluble near-infrared dye maleimide for the labeling of proteins and peptides.

General properties

Appearance: green powder
Molecular weight: 585.22
CAS number: 1628790-40-8 (chloride), 1628897-82-4 (without anion), 2241083-63-4 (inner salt)
Molecular formula: C37H45ClN2O2
IUPAC name: 3H-​Indolium, 2-​[2-​[3-​[2-​[1-​(5-​carboxypentyl)​-​1,​3-​dihydro-​3,​3-​dimethyl-​2H-​indol-​2-​ylidene]​ethylidene]​-​1-​cyclohexen-​1-​yl]​ethenyl]​-​1,​3,​3-​trimethyl-​, chloride
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. Desiccate.
MSDS: Download
Product specifications

Spectral properties

Excitation/absorption maximum, nm: 750
ε, L⋅mol−1⋅cm−1: 199000
Emission maximum, nm: 773
CF260: 0.022
CF280: 0.029

Product citations

  1. Li, Y.; Ji, T.; Torre, M.; Shao, R.; Zheng, Y.; Wang, D.; Li, X.; Liu, A.; Zhang, W.; Deng, X.; Yan, R.; Kohane, D.S. Aromatized liposomes for sustained drug delivery. Nature Communications, 2023, 14, 6659. doi: 10.1038/s41467-023-41946-8
  2. Matoori, S.; Mooney, D.J. Near-Infrared Fluorescence Hydrogen Peroxide Assay for Versatile Metabolite Biosensing in Whole Blood. Small, 2020, 16(20), 2000369. doi: 10.1002/smll.202000369
  3. Svenskaya, Y.I.; Genina, E.A.; Parakhonskiy, B.V.; Lengert, E.; Talnikova, E.E.; Terentyuk, G.S.; Utz, S.R.; Gorin, D.A.; Tuchin, V.V.; Sukhorukov, G. A simple non-invasive approach towards efficient transdermal drug delivery based on biodegradable particulate system. ACS Applied Materials & Interfaces, 2019, 11(19), 17270–17282. doi: 10.1021/acsami.9b04305
  4. Yang, C.; Liu, D.; Renny, A.; Kuttipillai, P.S.; Lunt, R.R. Integration of near-infrared harvesting transparent luminescent solar concentrators onto arbitrary surfaces. Journal of Luminescence, 2019, 210, 239–246. doi: 10.1016/j.jlumin.2019.02.042
Show more (4)
Cy® is a trademark of GE Healthcare.
Short link - lumiprobe.com/sh/p/X
Your item has been added. View your cart or proceed to checkout
The count of items is incorrect.