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DC Field | Value | Language |
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dc.contributor.author | Dotsenko, V. V. | - |
dc.contributor.author | Доценко, В. В. | - |
dc.date.accessioned | 2018-11-16T09:43:46Z | - |
dc.date.available | 2018-11-16T09:43:46Z | - |
dc.date.issued | 2016 | - |
dc.identifier.citation | Kolosov, M.A., Beloborodov, D.A., Orlov, V.D., Dotsenko, V.V. Catalyst-free Biginelli-type synthesis of new functionalized 4,7-dihydropyrazolo[1,5-: A] pyrimidines // New Journal of Chemistry. - 2016. - Volume 40. - Issue 9. - Pages 7573-7579 | ru |
dc.identifier.uri | https://www.scopus.com/record/display.uri?eid=2-s2.0-84985023389&origin=resultslist&sort=plf-f&src=s&nlo=1&nlr=20&nls=afprfnm-t&affilName=north+caucasus+federal+university&sid=4deb6b7c4ec3f54375d585c101df8694&sot=afnl&sdt=sisr&sl=53&s=%28AF-ID%28%22North+Caucasus+Federal+University%22+60070541%29%29&ref=%28Catalyst-free+Biginelli-type+synthesis+of+new+functionalized+4%2c7-dihydropyrazolo%5b1%2c5-%3a+A%5d+pyrimidines%29&relpos=0&citeCnt=2&searchTerm= | - |
dc.identifier.uri | http://hdl.handle.net/20.500.12258/3429 | - |
dc.description.abstract | The Biginelli-type reaction of 5-amino-3-arylpyrazole-4-carbonitriles with aldehydes and 1,3-dicarbonyl compounds was studied in detail. We found that the reaction requires no catalysts and proceeds in boiling DMF to give 2-aryl-6-RC(O)-4,7-dihydropyrazolo[1,5-a]pyrimidin-3-carbonitriles in good yields. The reaction of aminopyrazoles with dicarbonyls leading to 6-unsubstituted pyrazolo[1,5-a]pyrimidines proceeds competitively and becomes the dominant process under acid-promoted conditions. 2-Aryl-8-oxo-4,5,6,7,8,9-hexahydropyrazolo[5,1-b]quinazolin-3-carbonitriles were obtained under catalyst-free conditions in up to 80% yields starting from 5-amino-3-arylpyrazole-4-carbonitriles, aldehydes and 1,3-cyclohexanedione | ru |
dc.language.iso | en | ru |
dc.publisher | Royal Society of Chemistry | ru |
dc.relation.ispartofseries | New Journal of Chemistry | - |
dc.subject | Aldehyde derivative | ru |
dc.subject | Carbene | ru |
dc.subject | Carbonyl derivative | ru |
dc.subject | Cyanide | ru |
dc.subject | Cyclohexane derivative | ru |
dc.subject | Pyrazolopyrimidine derivative | ru |
dc.subject | Quinazoline derivative | ru |
dc.subject | Synthesis | ru |
dc.title | Catalyst-free Biginelli-type synthesis of new functionalized 4,7-dihydropyrazolo[1,5-: A] pyrimidines | ru |
dc.type | Статья | ru |
vkr.amount | Pages 7573-7579 | ru |
vkr.inst | Институт математики и естественных наук | - |
Appears in Collections: | Статьи, проиндексированные в SCOPUS, WOS |
Files in This Item:
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scopusresults 595 .pdf Restricted Access | 62.3 kB | Adobe PDF | View/Open | |
WoS 342 .pdf Restricted Access | 1.47 MB | Adobe PDF | View/Open |
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