The Application of Vinamidinium Salt to the Synthesis of 3-Chloro-α-carbolines
作者:Guangyu Xu、Shaixiao Tian、Yu Mao、Yongjun Jiang
DOI:10.1055/s-0037-1609151
日期:2018.4
A convenient synthesis of 3-chloro-α-carbolines by the condensation of vinamidinium salt with 2-indolinones via two steps is reported. This protocol has the advantages of readily available starting materials, high yields and easy workup.
The present invention provides compounds of Formula (I) for the treatment of parasitic diseases including malaria, as well as neurodegenerative diseases. Formula (I) wherein R
3
, R
4
, X and Y have the meaning given in claim
1
.