An unexpected acid-catalyzed rearrangement of diacetoxy benzylidenespirostanes to spirochromene acetals and spiroindenes with radical scavenger activity

Autor: Ramos-Enríquez, Manuel A., Medina-Campos, Omar N., Pedraza-Chaverri, José, Flores-Álamo, Marcos, Iglesias-Arteaga, Martín A.
Zdroj: In Steroids December 2022 188
Databáze: ScienceDirect