Institute of Organic Chemistry, Russian Academy of sciences, 630090 Novosibirsk, Russia.
Chem Commun (Camb). 2020 Jan 16;56(5):727-730. doi: 10.1039/c9cc08557b.
A new synthetic methodology based on the self-condensation of 1,2,3-benzodithiazolyl diradicals (Herz radicals) produces unprecedented 5-6-6-6-5 and 5-6-7-6-5 pentacyclic sulfur-nitrogen near-IR dyes featuring up to five multiple long-lived and differently coloured redox-states.
一种新的基于 1,2,3-苯并二噻唑基二自由基(Herz 自由基)自缩合的合成方法,产生了前所未有的 5-6-6-6-5 和 5-6-7-6-5 五重环硫氮近红外染料,具有多达五个多重长寿命和不同颜色的氧化还原态。