Cyanine7 carboxylic acid

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Cyanine7 carboxylic acid

标签:Cyanine7,Cy7, Carboxylic acids, Near infrared (NIR) imaging
货号 规格 价格 货期
15090 1 mg 110.00$ in stock
25090 5 mg 210.00$ in stock
45090 25 mg 410.00$ in stock
55090 50 mg 695.00$ in stock
65090 100 mg 1190.00$ in stock

Free unactivated Cyanine7 dye carboxylic acid. Near-infrared fluorescent dye.

For coupling and labeling reactions also consider using pre-activated Cyanine7 NHS ester, or water-soluble sulfo-Cyanine7 NHS ester.

游离未活化的Cy7染料羧酸。 近红外荧光染料。

对于偶联和标记反应,还可以考虑使用预活化的 Cy7 NHS 酯或水溶性磺基-Cyanine7 NHS 酯。

Cyanine7 absorbance and emission spectra

Cyanine7 carboxylic acid

Cyanine7 carboxylic acid相关产品

Alkyne Phosphoramidite, 5′-terminal

Alkyne phosphoramidite for the synthesis of oligonucleotides ready for Click chemistry.


FAM amine, 5-isomer

Amino derivative of fluorescein, pure 5-isomer. Contains a linker arm between the aliphatic amine group, and the fluorophore. Useful for the labeling via enzymatic transamination, for the reactions with electrophilic reagents, and for reductive amination.

荧光素的氨基衍生物,纯 5-异构体。 在脂肪胺基团和荧光团之间包含一个连接臂。 可用于通过酶促氨基转移进行标记、与亲电子试剂的反应以及还原胺化。

Cyanine5.5 NHS ester

Cyanine5.5 NHS is far-red / near-infrared amine-reactive dye.

Cy5.5 NHS 是远红/近红外胺活性染料。

General properties

Appearance: green powder 绿色粉末
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.

储存:收到后 24 个月,在 -20°C 避光保存。 运输:在室温下长达 3 周。 避免长时间暴露在光线下。 干燥。

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


  1. 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
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  3. 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
  4. Luthman, A.S. Wide-Field fHSI with a Linescan SRDA. In: Spectrally Resolved Detector Arrays for Multiplexed Biomedical Fluorescence Imaging (Springer Thesis), 2018, 51–85. doi: 10.1007/978-3-319-98255-7_3
Cy® is a trademark of GE Healthcare.