Zobrazeno 1 - 10 of 474 pro vyhledávání: '"H, Prager"'
2
Akademický článek
Synthesis of bis-quinoxaline derivatives using Tonsil clay as a catalyst
Autor: M. Badali, J. Khalafy, M. Aghazadeh, R. H. Prager
Publikováno v: Bulletin of the Chemical Society of Ethiopia, Vol 30, Iss 1, Pp 129-136 (2016)
A convenient and efficient synthesis of new bis-quinoxaline is described, involving condensation of 1,2-diamines with 9-ethyl-3,6-di(1,2-dioxoethyl)carbazole in the presence of Tonsil clay, a readily available and inexpensive catalyst. The structures
Externí odkaz: https://doaj.org/article/f2b33b706ea1444d98b85d0427972b42
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4
The Application of Arylglyoxals in the Synthesis of Pyrrolo[2,3-d]pyrimidines via Multicomponent Reactions
Autor: Jabbar Khalafy, Ramin Javahershenas, Rolf H. Prager
Publikováno v: Journal of Chemical Reviews. 1:233-242
This review provides an overview of the recent literature on application of arylglyoxals the synthesis of pyrrolo[2,3-d]pyrimidines via multicomponent reactions in the period of 2008–2018. 1,2-Dicarbonyl compounds are attractive precursors for synt
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bdac40ae550f0433d85e32742a9fce41
https://doi.org/10.33945/sami/jcr.2019.3.4
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5
Akademický článek
The synthesis of pyrroles from N-alkenyl­isoxazol-5(2H)-ones
Autor: Matthew Cox, Rolf H. Prager, Dylan M. Riessen
Publikováno v: ARKIVOC, Vol 2001, Iss 7, Pp 88-103 (2001)
Externí odkaz: https://doaj.org/article/898cbe32ab3c4b2bbca0fcc9124e55ab
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6
10.4314/bcse.v30i1.12
Autor: Mohammad Badali, M. Aghazadeh, Jabbar Khalafy, Rolf H. Prager
Publikováno v: Bulletin of the Chemical Society of Ethiopia.
A convenient and efficient synthesis of new bis -quinoxaline is described, involving condensation of 1,2-diamines with 9-ethyl-3,6-di(1,2-dioxoethyl)carbazole in the presence of Tonsil clay, a readily available and inexpensive catalyst. The structure
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9291b9147305a3722960eea2565a8b4f
https://doi.org/10.4314/bcse.v30i1.12
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7
The catalyst-free syntheses of pyrazolo[3,4-b]quinolin-5-one and pyrazolo[4′,3′:5,6]pyrido[2,3-d]pyrimidin-5,7-dione derivatives by one-pot, three-component reactions
Autor: Rolf H. Prager, Mahnaz Ezzati, Ahmad Poursattar Marjani, Jabbar Khalafy
Publikováno v: Tetrahedron. 73:6587-6596
Herein we report the syntheses of pyrazolo[3,4- b ]quinolin-5-one and pyrazolo[4′,3′:5,6]pyrido[2,3- d ]pyrimidin-5,7-dione derivatives by cyclocondensation of 1,3-diketones, 3-methyl-1-phenyl-1 H -pyrazole-5-amine and arylglyoxals, under catalys
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4b978b3b5f2f9728cb45e20f6774d8b2
https://doi.org/10.1016/j.tet.2017.10.004
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8
A review of stock assessment packages in the United States
Autor: Catherine M. Dichmont, Yi-Jay Chang, Michael H. Prager, James N. Ianelli, Jon Brodziak, Clay E. Porch, Kyle W. Shertzer, Jason M. Cope, Roy Deng, André E. Punt, Christopher M. Legault, Richard D. Methot
Publikováno v: Fisheries Research. 183:447-460
Stock assessments provide scientific advice in support of fisheries decision making. Ideally, assessments involve fitting population dynamics models to fishery and monitoring data to provide estimates of time-trajectories of biomass and fishing morta
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5be8fbd15bf224b7b0f9171ac9cff2f7
https://doi.org/10.1016/j.fishres.2016.07.001
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9
Synthesis of bis-quinoxaline derivatives using Tonsil clay as a catalyst
Autor: Badali, M., Khalafy, J., Aghazadeh, M., H. Prager, R.
Publikováno v: Bulletin of the Chemical Society of Ethiopia, Vol 30, Iss 1, Pp 129-136 (2016)
Bulletin of the Chemical Society of Ethiopia; Vol 30, No 1 (2016); 129-136
A convenient and efficient synthesis of new bis-quinoxaline is described, involving condensation of 1,2-diamines with 9-ethyl-3,6-di(1,2-dioxoethyl)carbazole in the presence of Tonsil clay, a readily available and inexpensive catalyst. The structures
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::297b9ac7a0a9d93a673990f1fee0da70
http://www.ajol.info/index.php/bcse/article/view/129775
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10
Base organocatalyst mediated annulation of arylglyoxalmonohydrates with 2,4-dihydroxyquinoline to form new pyranodiquinolinones
Autor: Hossein Mousavi, Mehdi Rimaz, Rolf H. Prager, Zahra Jalalian
Publikováno v: Tetrahedron Letters. 57:105-109
A mild and efficient method for the chemoselective synthesis of 7-aryloyl-5 H -pyrano[3,2- c :5,6- c ′]diquinoline-6,8(7 H ,9 H )-diones, representing a new class of substituted pyranodiquinolinone derivatives, via the annulation of arylglyoxalmono
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a9247b70cd2343fbcbca114d37a870de
https://doi.org/10.1016/j.tetlet.2015.11.074
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