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Cyanine3.5 dimethyl

目录号 数量 价格 提前通知时间
1869-25mg 25 mg –   现货
1869-100mg 100 mg $390 现货
1869-500mg 500 mg $1100 现货
1869-1g 1 g 请查询 现货
1869-5g 5 g 请查询 12 天
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Cyanine3.5 dimethyl is a non-sulfonated cyanine dye with good solubility in organic solvents and bright fluorescence in the yellow-orange spectrum range. The dye can be used as a non-reactive fluorophore for control experiments, calibration, and other technical applications.

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Cyanine7.5 dimethyl

Non-functionalized Сyanine7.5 dye derivative with an aliphatic side chain.
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1-乙炔基芘 (1-Ethynyl pyrene)

芘是含有四个稠环的多环芳烃。该试剂含有末端炔基,用于点击化学和其他反应,如 Sonogashira 偶联。

Cyanine3 dimethyl

Non-functionalized Сyanine3 dye derivative with an aliphatic side chain.
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General properties

Appearance: dark colored solid
Molecular weight: 493.08
CAS number: 42849-61-6
Molecular formula: C33H33N2Cl
Solubility: soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble 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.
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Spectral properties

Excitation/absorption maximum, nm: 591
ε, L⋅mol−1⋅cm−1: 116000
Emission maximum, nm: 604
Fluorescence quantum yield: 0.35
CF260: 0.29
CF280: 0.22
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