sulfo-Cyanine5 carboxylic acid

sulfo-Cyanine5 Carboxylic acids

Cat. #	Quantity	Price	Lead time
13390	1 mg	$115	in stock
23390	5 mg	$240	in stock
43390	25 mg	$510	in stock
53390	50 mg	$895	in stock
63390	100 mg	$1390	in stock

Found better price? Let us know and we will propose the way forward!

Non-activated sulfo-Cyanine5 carboxylic acid, water soluble dye. This dye is highly hydrophilic and water-soluble. Non-sulfonated analog is available.

The fluorophore is an equivalent of Cy5® carboxylic acid.

For labeling applications consider using pre-activated sulfo-Cy5 NHS ester

Sulfo-Cyanine5 carboxylic acid dye structure

Download in
ChemDraw format

Sulfo-Cyanine5 absorbance and emission spectra

General properties

Appearance:	dark blue powder
Molecular weight:	680,87
CAS number:	1144107-82-3 (potassium salt), 1121756-16-8 (inner salt), 2098639-31-5 (sodium salt)
Molecular formula:	C₃₂H₃₇N₂KO₈S₂
Solubility:	Well soluble in water, DMF, DMSO (0.35 M = 240 g/L). Practically insoluble in non-polar organic solvents.
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:	646
ε, L⋅mol⁻¹⋅cm⁻¹:	271000
Emission maximum, nm:	662
Fluorescence quantum yield:	0.28
CF₂₆₀:	0.04
CF₂₈₀:	0.04

Product citations

Comeo, E.; Goulding, J.; Lin, C.-Y.; Groenen, M.; Woolard, J.; Kindon, N. D.; Harwood, C. R.; Platt, S.; Briddon, S. J.; Kilpatrick, L. E.; Scammells, P. J.; Hill, S. J.; Kellam, B. Ligand-Directed Labeling of the Adenosine A1 Receptor in Living Cells. J. Med. Chem., 2024, 67(14), 12099–12117. doi: 10.1021/acs.jmedchem.4c00835
Ji, Y.; Chakraborty, T.; Wegner, S. V. Self-Regulated and Bidirectional Communication in Synthetic Cell Communities. ACS Nano, 2023, 17(10), 8992–9002. doi: 10.1021/acsnano.2c09908
Dirscherl, C. F.; Ianeselli, A.; Tetiker, D.; Matreux, T.; Queener, R. M.; Mast, C. B.; Braun, D. A Heated Rock Crack Captures and Polymerizes Primordial DNA and RNA. Phys. Chem. Chem. Phys., 2023, 25(4), 3375–3386. doi: 10.1039/D2CP04538A
Li, S.; Co, C. M.; Izuagbe, S.; Hong, Y.; Liao, J.; Borrelli Jr., J.; Tang, L. Biomolecules-Releasing Click Chemistry-Based Bioadhesives for Repairing Acetabular Labrum Tears. Journal of Orthopaedic Research, 2022, 40(11), 2646–2655. doi: 10.1002/jor.25290

Show more (24)

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.