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供应 Cyanine7alkyne,Cy7alkyne,炔烃活性荧光染料 /NA |
规 格: |
Cyanine7 alkyne |
价 格: |
2000/ |
数 量: |
10mg |
交货地: |
卖家要求 |
发布时间: |
2019-09-21 |
有效期: |
255天 |
备 注: |
Alkyne derivative of Cyanine7, a near infrared fluorophore, analog of Cy7®. The alkyne can be conjugated to a variety of azides via copper-catalyzed Click chemistry.The dye has limited solubility in water, but it can be successfully conjugated in aqueous buffers with the addition of DMSO or DMF.
一般特性
外观: green powder
质谱分析M+增量: 586.4
分子量: 622.28
分子式: C40H48ClN3O
溶解性: good in DMSO, DMF, alcohols
质量控制: NMR 1H, HPLC-MS (95%)
储存条件: 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.
光谱特性
最大激发波长, nm: 750
在最大激发波长下的消光系数, Lmol-1cm-1: 199000
最大发生波长, nm: 773
荧光量子产率: 0.3
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