Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines

An easy access has been demonstrated for seven membered diazepines and a six membered quinoxaline. The reaction proceeds rapidly with low-cost and readily available chemicals at mild temperature and provides straight forward access to diazepines and quinoxaline. All final products are new and confir...

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Main Authors: Raza M. Ghalib, Sayed H. Mehdi, Ali M. Malla, Goran A. Bogdanović, Srecko R. Trifunovic, Mohd G. Alam
Format: Article
Language:English
Published: Elsevier 2020-10-01
Series:Arabian Journal of Chemistry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1878535220302914
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author Raza M. Ghalib
Sayed H. Mehdi
Ali M. Malla
Goran A. Bogdanović
Srecko R. Trifunovic
Mohd G. Alam
author_facet Raza M. Ghalib
Sayed H. Mehdi
Ali M. Malla
Goran A. Bogdanović
Srecko R. Trifunovic
Mohd G. Alam
author_sort Raza M. Ghalib
collection DOAJ
description An easy access has been demonstrated for seven membered diazepines and a six membered quinoxaline. The reaction proceeds rapidly with low-cost and readily available chemicals at mild temperature and provides straight forward access to diazepines and quinoxaline. All final products are new and confirmed by spectral analysis and by single crystal X-ray analysis. Two crystal structures of the diazepines have very similar compositions, exhibit similar conformations where four condensed and coplanar rings are placed in the same orientation to the rest of molecule.
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spelling doaj.art-bd0682bca0384cbe89476dac47ee513a2022-12-22T01:05:09ZengElsevierArabian Journal of Chemistry1878-53522020-10-01131073387345Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepinesRaza M. Ghalib0Sayed H. Mehdi1Ali M. Malla2Goran A. Bogdanović3Srecko R. Trifunovic4Mohd G. Alam5Department of Chemistry, Faculty of Sciences and Arts - Khulais, University of Jeddah, P.O. Box 355, Postal Code 21921, Jeddah, Saudi Arabia; Corresponding author.Department of Chemistry, S. P. G College, Lucknow, IndiaDepartment of Chemistry, Govt. Degree College, Beerwah, Jammu and Kashmir, IndiaVINČA Institute of Nuclear Science, Laboratory of Theoretical Physics and Condensed Matter Physics, 522, 11001, University of Belgrade, SerbiaDepartment of Chemistry, Faculty of Science, University of Kragujevac, 34000 Kragujevac, SerbiaDepartment of Chemistry, Faculty of Science, Islamic University of Madinah, Madinah, Saudi ArabiaAn easy access has been demonstrated for seven membered diazepines and a six membered quinoxaline. The reaction proceeds rapidly with low-cost and readily available chemicals at mild temperature and provides straight forward access to diazepines and quinoxaline. All final products are new and confirmed by spectral analysis and by single crystal X-ray analysis. Two crystal structures of the diazepines have very similar compositions, exhibit similar conformations where four condensed and coplanar rings are placed in the same orientation to the rest of molecule.http://www.sciencedirect.com/science/article/pii/S1878535220302914SynthesisCrystal structuresNinhydrinDiazepineBenzoimidazole
spellingShingle Raza M. Ghalib
Sayed H. Mehdi
Ali M. Malla
Goran A. Bogdanović
Srecko R. Trifunovic
Mohd G. Alam
Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
Arabian Journal of Chemistry
Synthesis
Crystal structures
Ninhydrin
Diazepine
Benzoimidazole
title Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
title_full Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
title_fullStr Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
title_full_unstemmed Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
title_short Synthesis of new seven membered heterocyclic rings: An easy access to indeno-benzo[1,4]diazepines
title_sort synthesis of new seven membered heterocyclic rings an easy access to indeno benzo 1 4 diazepines
topic Synthesis
Crystal structures
Ninhydrin
Diazepine
Benzoimidazole
url http://www.sciencedirect.com/science/article/pii/S1878535220302914
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