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Coumarin 343 X NHS ester上海惠诚生物

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  • 发布时间:2020-08-12产品供应时间:长期有效

所在地:中国上海

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公司地址:上海市徐汇区漕溪路

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  • 品牌:上海惠诚生物科技有限公司
  • 所属分类:科研试剂 » 生化试剂 » 染料与指示剂
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Chemical Name
Coumarin 343 X NHS ester
Mol. Formula
C26H29N3O7
Mol. Weight
495.52
Qty 1
5mg
Qty 2
25mg
Appearance
yellow solid
Storage condition
-20°C
References

Blue emitting Coumarin 343 dye can form a FRET pair with fluorescein (FAM). An amine reactive form, activated NHS ester.

This amine-reactive NHS ester contains an aminohexanoyl linker between the fluorophore, and the reactive group. This linker provides better solubility and spatial separation between the fluorophore, and the target molecule being labeled.

This reagent can be used to design FRET based assays with FAM as acceptor, and to construct systems which harvest blue light energy.

General properties

Appearance: yellow solid
Molecular weight: 495.52
Molecular formula: C26H29N3O7
Solubility: good in DCM, DMSO, DMF
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: Storage: 12 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

Spectral properties

Excitation maximum, nm: 437
ε, L⋅mol−1⋅cm−1: 44000
Emission maximum, nm: 477
Fluorescence quantum yield: 0.63
CF260: 0.29
CF280: 0.24

关键词:Coumarin 343 X NHS ester上海惠诚生物,供应,科研试剂,生化试剂,染料与指示剂
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