Aerobic cascade oxidation of substituted cyclopentane-1,2-diones using metalloporphyrin catalysts

Tetrahedron ◽  
2018 ◽  
Vol 74 (6) ◽  
pp. 661-664 ◽  
Author(s):  
Karolin Maljutenko ◽  
Victor Borovkov ◽  
Dzmitry Kananovich ◽  
Ivar Järving ◽  
Margus Lopp
1998 ◽  
Vol 76 (10) ◽  
pp. 1467-1473 ◽  
Author(s):  
Veranja Karunaratne ◽  
David Dolphin

A variety of substituted 2-methylpyrroles (3-8) were oxidized using the metalloporphyrin catalysts iron(III) meso-tetra(2,6-dichloro-3-sulphonatophenyl)-β-octachloroporphyrin chloride 1 and iron(III) meso-tetra(2,6-dichlorophenyl)-β-octachloroporphyrin chloride 2 under very mild conditions. Treatment of the resulting allylic alcohols 3a-8a with α-free pyrroles 9 and 10 resulted in a very efficient synthesis of the corresponding dipyrromethanes 3b-8b and 3c-8c. Furthermore, the above allylic alcohols when treated with furfurylamine produced the novel (2-furylmethyl)-2-pyrrolylmethylamines 3d-8d.Key words: catalytic oxidation, metalloporphyrins, pyrroles, dipyrromethanes, polyhalogenated porphyrins.


1996 ◽  
Vol 101 (1) ◽  
pp. 11-18 ◽  
Author(s):  
Shohei Inoue ◽  
Hiroshi Sugimoto ◽  
Takuzo Aida

2004 ◽  
Vol 08 (09) ◽  
pp. 1166-1171 ◽  
Author(s):  
Gérard Simonneaux ◽  
Pietro Tagliatesta

Novel chiral systems for the catalytic asymmetric oxidation and cyclopropanation of olefins based on metalloporphyrins containing iron, ruthenium and manganese, have been recently introduced. High catalyst turnover numbers and sometimes high enantiomeric excess were observed. New catalytic reactions with metalloporphyrins have recently been reported; these are the olefination of aldehydes and cyclotrimerization of terminal alkynes. Dendrimers and polymers containing metalloporphyrins, have also been found to be efficient catalysts for oxidation and carbene transfer.


2015 ◽  
Vol 29 (19) ◽  
pp. 1849-1850
Author(s):  
Toni Lassila ◽  
Sampo Mattila ◽  
Miia Turpeinen ◽  
Ari Tolonen

2014 ◽  
Vol 144 (11) ◽  
pp. 1894-1899 ◽  
Author(s):  
Fengyong Zhang ◽  
Yujia Xie ◽  
Pingle Liu ◽  
Fang Hao ◽  
Zhengjie Yao ◽  
...  

1991 ◽  
Vol 16 (1) ◽  
pp. 9-17 ◽  
Author(s):  
A.B. Solovieva ◽  
E.A. Lukashova ◽  
A.V. Vorobiev ◽  
S.F. Timashev

ChemInform ◽  
2005 ◽  
Vol 36 (41) ◽  
Author(s):  
Eric Rose ◽  
Bruno Andrioletti ◽  
Samia Zrig ◽  
Melanie Quelquejeu-Etheve

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