scholarly journals UO22+-mediated ring contraction of pyrihexaphyrin: synthesis of a contracted expanded porphyrin-uranyl complex

2019 ◽  
Vol 10 (21) ◽  
pp. 5596-5602 ◽  
Author(s):  
James T. Brewster ◽  
Harrison D. Root ◽  
Daniel Mangel ◽  
Adam Samia ◽  
Hadiqa Zafar ◽  
...  

A new mixed hexaphyrin, pyrihexaphyrin (0.1.0.0.1.0) (1), was prepared via an acid catalyzed cyclization between 5,5′-(pyridine-2,6-diyl)bis(pyrrole-2-carbaldehyde) (2) and terpyrrole (3).

2019 ◽  
Vol 10 (29) ◽  
pp. 7119-7119
Author(s):  
James T. Brewster ◽  
Harrison D. Root ◽  
Daniel Mangel ◽  
Adam Samia ◽  
Hadiqa Zafar ◽  
...  

Correction for ‘UO22+-mediated ring contraction of pyrihexaphyrin: synthesis of a contracted expanded porphyrin-uranyl complex’ by James T. Brewster et al., Chem. Sci., 2019, 10, 5596–5602.


1977 ◽  
Vol 8 (10) ◽  
pp. no-no
Author(s):  
A. M. MAIONE ◽  
I. TORRINI ◽  
A. ROMEO

2018 ◽  
Vol 54 (96) ◽  
pp. 13547-13550 ◽  
Author(s):  
Stefania Porcu ◽  
Alberto Luridiana ◽  
Alberto Martis ◽  
Angelo Frongia ◽  
Giorgia Sarais ◽  
...  

A general strategy for the synthesis of arylthio cyclopropyl carbaldehydes and ketones via acid catalysed arylthiol addition/ring contraction reaction sequence has been exploited. The procedure led to a wide panel of cyclopropyl carbonyl compounds in high yields and broad substrate scope.


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