Coumarin 343 X carboxylic acid

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  • Coumarin 343 X carboxylic acid

Coumarin 343 X carboxylic acid

标签:Carboxylic acids, Coumarin 343
货号 规格 价格 货期
12690 1 mg 110.00$ in stock
22690 5 mg 210.00$ in stock
42690 25 mg 410.00$ in stock
52690 50 mg 695.00$ in stock
62690 100 mg 1190.00$ in stock

Coumarin 343 is a blue emitting fluorophore used as a laser dye. The fluorophore can serve as a FRET donor for FAM (fluorescein).

香豆素 343 是一种蓝色荧光团,用作激光染料。 荧光团可作为 FAM(荧光素)的 FRET 供体。

Absorption and emission spectra of Coumarin 343

Coumarin 343 X carboxylic acid

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Cy5.5 未活化的游离酸性花青染料。

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Sulfo-Cyanine3 free unactivated monofunctional carboxylic acid, water-soluble dye.

Sulfo-Cy3 不含未活化的单官能羧酸,水溶性染料。

General properties

Appearance: yellow crystals 黄色晶体
Molecular weight: 398.45
CAS number: 946123-11-1
Molecular formula: C22H26N2O5
IUPAC name: 6-({4-Oxo-3-oxa-13-azatetracyclo[,7.013,17]heptadeca-1,5,7,9(17)-tetraen-5-yl}carbonylamino)hexanoic acid
Solubility: Well soluble in DMF, DMSO, moderately soluble in DCM, DCE, EtOAc, insoluble in diethyl ether.
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: 437
ε, L⋅mol−1⋅cm−1: 39000
Emission maximum, nm: 477
Fluorescence quantum yield: 0.63
CF260: 0.29
CF280: 0.24