DANPY (dimethylaminonaphthylpyridinium): an economical and biocompatible fluorophore
作者:Lewis E. Johnson、Jason S. Kingsbury、Delwin L. Elder、Rose Ann Cattolico、Luke N. Latimer、William Hardin、Evelien De Meulenaere、Chloe Deodato、Griet Depotter、Sowmya Madabushi、Nicholas W. Bigelow、Brittany A. Smolarski、Trevor K. Hougen、Werner Kaminsky、Koen Clays、Bruce H. Robinson
DOI:10.1039/c8ob02536c
日期:——
toxicity profile. A practical and scalable synthetic route to DANPY salts has been optimized featuring: (1) convergent Pd-catalyzed Suzuki coupling with pyridine 4-boronic acid, (2) site-selective pyridyl N-methylation, and (3) direct recovery of crystalline intermediates without chromatography. We characterize the optical properties, biocompatibility, and biological staining behavior of DANPY-1. In addition
具有非线性光学(NLO)特性的染料可实现新的成像技术和光子系统。我们已经开发了一种染料(DANPY-1),可用于光子学在核酸等生物基质中的应用;但是,设计规范还使其能够用于可视化生物分子。它是一种原型染料,展示了具有高光稳定性,大斯托克斯位移和良好的毒性特征的水溶性,具有NLO活性的荧光团。已优化了一种实用且可扩展的合成DANPY盐的合成路线,其特征包括:(1)会聚Pd催化的Suzuki与吡啶4-硼酸的偶联,(2)选择性的吡啶基N-甲基化,以及(3)直接回收结晶中间体无需色谱。我们表征DANPY-1的光学性质,生物相容性和生物染色行为。