Janelia Fluor? 646，四嗪（JF646，四嗪）一种含有四嗪基团的红色荧光染料。
货号:ajcx28142
CAS:2042192-00-5
分子式:C38H35N7O3Si
分子量：665.83
溶解度:DMSO|13.32|20|
纯度：98%
存储：Store at -20°C
库存：现货

Background:

Red fluorescent dye; supplied with a tetrazine reactive handle for copper-free click chemistry. Suitable for confocal fluorescent imaging, super-resolution microscopy (SRM) techniques such as dSTORM (live and fixed cells) and STED imaging. Can be multiplexed for two-color imaging with Janelia Fluor;&reg 549 Tetrazine . Also suitable for flow cytometry. Cell-permeable. Excitation maximum = 646 nm; emission maximum = 664 nm. Quantum yield = 0.54, Max. extinction coefficient = 152,000 M-1cm-1 (measured in ethanol plus 0.1% TFA); A280 correction factor is 0.19.