Synthesis of two nitrogen-containing polyaromatic compounds through gold catalysis/DBU-promoted cyclizations
This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5- ija ]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a n...
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| Published in | Chemical communications (Cambridge, England) Vol. 6; no. 32; pp. 4294 - 4297 |
|---|---|
| Main Authors | , , |
| Format | Journal Article |
| Language | English |
| Published |
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Royal Soc Chemistry
16.04.2024
Royal Society of Chemistry |
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| Abstract | This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-
ija
]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization.
This work reports novel gold catalysis and DBU-promoted cyclizations between 2-(2-ethynylaryl)acetonitriles and anthranils to construct benzo[7,8]indolizino[2,3,4,5-
ija
]quinazoline frameworks. |
|---|---|
| AbstractList | This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-ija]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization.
This work reports novel gold catalysis and DBU-promoted cyclizations between 2-(2-ethynylaryl)acetonitriles and anthranils to construct benzo[7,8]indolizino[2,3,4,5-ija]quinazoline frameworks. This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5- ija ]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization. This work reports novel gold catalysis and DBU-promoted cyclizations between 2-(2-ethynylaryl)acetonitriles and anthranils to construct benzo[7,8]indolizino[2,3,4,5- ija ]quinazoline frameworks. This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5- ija ]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole–nitrile–aldehyde cyclization. This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-ija]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole–nitrile–aldehyde cyclization. This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5- ]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization. This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-ija]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization.This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-ija]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and anthranils 2. The synthetic approach involves the initial formation of 7-formylindole intermediates that can be implemented by DBU to activate a novel indole-nitrile-aldehyde cyclization. |
| Author | Sadaphal, Vikas Ashokrao Wu, Tien-Lin Liu, Rai-Shung |
| AuthorAffiliation | Department of Chemistry National Tsing Hua University |
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| Author_xml | – sequence: 1 givenname: Vikas Ashokrao surname: Sadaphal fullname: Sadaphal, Vikas Ashokrao – sequence: 2 givenname: Tien-Lin surname: Wu fullname: Wu, Tien-Lin – sequence: 3 givenname: Rai-Shung surname: Liu fullname: Liu, Rai-Shung |
| BackLink | https://www.ncbi.nlm.nih.gov/pubmed/38546213$$D View this record in MEDLINE/PubMed |
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| Snippet | This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-
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]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and... This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5-ija]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and... This work reports an efficient synthesis of novel benzo[7,8]indolizino[2,3,4,5- ]quinazoline derivatives between 2-(2-ethynylaryl)acetonitriles 1 and... |
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| Title | Synthesis of two nitrogen-containing polyaromatic compounds through gold catalysis/DBU-promoted cyclizations |
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