Mild and Efficient Re(VII)-Catalyzed Synthesis of 1,1-Dihydroperoxides
摘要:
Re2O7 in CH3CN is a remarkably efficient and mild catalyst for the peroxyacetalization of ketones, aldehydes, or acetals by H2O2 to generate 1,1-dihydroperoxides. Me3SiOReO3 and methyl rhenium trioxide (MTO) are also effective catalysts under these reaction conditions.
Synthesis and Antimalarial Activity of Dihydroperoxides and Tetraoxanes Conjugated with Bis(benzyl)acetone Derivatives
作者:Lucas Lopardi Franco、Mauro Vieira de Almeida、Luiz Francisco Rocha e Silva、Pedro Paulo Ribeiro Vieira、Adrian Martin Pohlit、Marcelo Siqueira Valle
DOI:10.1111/j.1747-0285.2012.01345.x
日期:2012.5
Dihydroperoxides and tetraoxanes derived from symmetrically substituted bis(arylmethyl)acetones were synthesized in modest to good yields using several methods. Three of these compounds exhibit an important in vitro antimalarial activity (1.0 μm ≤ IC50 ≤ 5.0 μm) against blood forms of the human malaria parasite Plasmodium falciparum.