Synthesis and Reactions of Dibenzo[a,e]pentalenes

Pentalene has recently received a considerable amount of attention as a ligand in sandwich-type transition metal complexes. In contrast, dibenzo[a,e]pentalene (hereafter denoted as dibenzopentalene), which is more π-extended than pentalene, has received less attention, despite its potential usefulne...

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Main Author: Masaichi Saito
Format: Article
Language:English
Published: MDPI AG 2010-04-01
Series:Symmetry
Subjects:
Online Access:http://www.mdpi.com/2073-8994/2/2/950/
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author Masaichi Saito
author_facet Masaichi Saito
author_sort Masaichi Saito
collection DOAJ
description Pentalene has recently received a considerable amount of attention as a ligand in sandwich-type transition metal complexes. In contrast, dibenzo[a,e]pentalene (hereafter denoted as dibenzopentalene), which is more π-extended than pentalene, has received less attention, despite its potential usefulness as a building block of ladder-type π-conjugated molecules, which have recently received growing interest. However, very recently, several novel efficient methods for the synthesis of dibenzopentalenes have been reported. This review surveys recent advances in the synthesis and reactions of dibenzopentalenes and describes the aromaticity of their ionic species.
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spelling doaj.art-b809d50c6d1947dba8aa8f448c4f749d2022-12-22T04:23:19ZengMDPI AGSymmetry2073-89942010-04-012295096910.3390/sym2020950Synthesis and Reactions of Dibenzo[a,e]pentalenesMasaichi SaitoPentalene has recently received a considerable amount of attention as a ligand in sandwich-type transition metal complexes. In contrast, dibenzo[a,e]pentalene (hereafter denoted as dibenzopentalene), which is more π-extended than pentalene, has received less attention, despite its potential usefulness as a building block of ladder-type π-conjugated molecules, which have recently received growing interest. However, very recently, several novel efficient methods for the synthesis of dibenzopentalenes have been reported. This review surveys recent advances in the synthesis and reactions of dibenzopentalenes and describes the aromaticity of their ionic species.http://www.mdpi.com/2073-8994/2/2/950/dibenzopentalenethermolysisskeletal rearrangementreductive cyclizationcatalystredox reaction
spellingShingle Masaichi Saito
Synthesis and Reactions of Dibenzo[a,e]pentalenes
Symmetry
dibenzopentalene
thermolysis
skeletal rearrangement
reductive cyclization
catalyst
redox reaction
title Synthesis and Reactions of Dibenzo[a,e]pentalenes
title_full Synthesis and Reactions of Dibenzo[a,e]pentalenes
title_fullStr Synthesis and Reactions of Dibenzo[a,e]pentalenes
title_full_unstemmed Synthesis and Reactions of Dibenzo[a,e]pentalenes
title_short Synthesis and Reactions of Dibenzo[a,e]pentalenes
title_sort synthesis and reactions of dibenzo a e pentalenes
topic dibenzopentalene
thermolysis
skeletal rearrangement
reductive cyclization
catalyst
redox reaction
url http://www.mdpi.com/2073-8994/2/2/950/
work_keys_str_mv AT masaichisaito synthesisandreactionsofdibenzoaepentalenes