Appearance: orange to brown powder
Mass spec M+ increment: 540.3
Molecular weight: 540.61
Molecular formula: C30H32N6O4
Solubility: good in DMF, DMSO, alcohols
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.

Excitation/absorption maximum, nm: 519
ε, L⋅mol−1⋅cm−1: 116000
Emission maximum, nm: 546
Fluorescence quantum yield: 0.95
CF260: 0.18
CF280: 0.17

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