Catalytic aerobic oxidative decarboxylation of α-trifluoromethyl-α-hydroxy acids to trifluoromethyl ketones
摘要:
The oxidative decarboxylation of alpha-trifluoromethyl-alpha-hydroxy acids to trifluoromethyl ketones is carried out under mild catalytic aerobic conditions using a cobalt(Ill) complex in the presence of pivalaldehyde. (C) 2002 Elsevier Science Ltd. All rights reserved.
Catalytic aerobic oxidative decarboxylation of α-trifluoromethyl-α-hydroxy acids to trifluoromethyl ketones
摘要:
The oxidative decarboxylation of alpha-trifluoromethyl-alpha-hydroxy acids to trifluoromethyl ketones is carried out under mild catalytic aerobic conditions using a cobalt(Ill) complex in the presence of pivalaldehyde. (C) 2002 Elsevier Science Ltd. All rights reserved.
The present invention covers 5-aryl-3,9-diazaspiro[5.5]undecan-2-one compounds of general formula (I) and general formula (I-a): (I) and (I-a), in which R1, R2, R3 and R4 are as defined herein, methods of preparing said compounds, intermediate compounds useful for preparing said compounds, pharmaceutical compositions and combinations comprising said compounds and the use of said compounds for manufacturing pharmaceutical compositions for the treatment and/or prophylaxis of diseases, in particular of hyperproliferative disorders, as a sole agent or in combination with other active ingredients.
Catalytic aerobic oxidative decarboxylation of α-trifluoromethyl-α-hydroxy acids to trifluoromethyl ketones
作者:Gonzalo Blay、Isabel Fernández、Alicia Marco-Aleixandre、Belén Monje、José R Pedro、Rafael Ruiz
DOI:10.1016/s0040-4020(02)00947-x
日期:2002.10
The oxidative decarboxylation of alpha-trifluoromethyl-alpha-hydroxy acids to trifluoromethyl ketones is carried out under mild catalytic aerobic conditions using a cobalt(Ill) complex in the presence of pivalaldehyde. (C) 2002 Elsevier Science Ltd. All rights reserved.