Synthesis of spiroindolone scaffolds by Pictet-Spengler spirocyclisation using β-cyclodextrin-SO3H as a recyclable catalyst

Autor: Urmode, Tukaram D., Dawange, Monali A., Shinde, Vaishali S., Kusurkar, Radhika S.
Zdroj: In Tetrahedron 27 July 2017 73(30):4348-4354
Databáze: ScienceDirect