Dihydroazines Based on α,β-Unsaturated Ketones Reactions (original) (raw)
Synthesis of Enantiopure 2,3,8,8a- Tetrahydro-7H-oxazolo[3,2-a]pyridine Derivatives†
Santiago García-Granda
Journal of Organic Chemistry, 1996
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Reaction of N-vinylpyrazolium and N-vinylindazolium salts with cyanide ion: formation of 1,2-dihydropyrimidines, 3,4-dihydroquinazolines, and quinolines
Maria Monge
Journal of Organic Chemistry, 1992
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A facile synthesis of pyrazole, isoxazole and pyrimidine ortho-dicarboxylic acid derivatives via β-enaminoketoesters
Carlo Morelli
Tetrahedron, 1997
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ChemInform Abstract: Mannich Reaction in the Synthesis of N,S-Containing Heterocycles. Part 16. Synthesis of Derivatives of Tetrahydropyrido[1,2-a][1,3,5]triazine and 5,6,12,13-Tetrahydro-1H,8H-dipyrido[1,2-a:1′,2′-e][1,3,5,7]tetrazocine
Victor Dotsenko
ChemInform
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HETEROCYCLIC-SYSTEMS WITH BRIDGEHEAD NITROGEN ATOM-REACTIONS OF 4-AMINO-5-MERCAPTO-3-SUBSTITUTED-S-TRIAZOLES WITH HALOKETONES, CARBOXYLIC-ACIDS AND ALPHA-HALO ACIDS
Gaurav Sharma
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Enaminones as Building Blocks in Heterocyclic Syntheses: Reinvestigating the Product Structures of Enaminones with Malononitrile. A Novel Route to 6-Substituted-3-Oxo-2,3-Dihydropyridazine-4-Carboxylic Acids
Abdulaziz Alnajjar
Molecules, 2008
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-Oxo anilides in Heterocyclic Synthesis: Novel Synthesis of Pyridazinones, Pyrazolopyridazines, and Cinnolines
abdelhaleem Hussein
Egyptian Journal of Chemistry
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Reactions with Acetoacetanilide: New approaches for the Synthesis of Polyfunctionally Substituted Pyridine Derivatives
Sherif Fahmy
Liebigs Annalen der Chemie, 1986
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Utility of Cyanoacetamides as Precursors to Pyrazolo[3,4-d]pyrimidin-4-ones, 2-Aryl-6-substituted 1,2,3 Triazolo[4,5-d]pyrimidines and Pyrazolo[1,5-a]pyrimidine-3-carboxamides
Abdelmoneim A. Makhlouf
HETEROCYCLES, 2007
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ChemInform Abstract: Reactions of 1,2,3-Dithiazoles with Halogenated Malononitriles
Panayiotis Koutentis
ChemInform, 2002
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β-Enaminonitriles in heterocylic synthesis: Synthesis of new tetrahydropyridinethione, pyridopyrimidines, pyridotriazines and dihydropyridines
Sayed Zakaria Darwish
J Chem Sci, 2008
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-Oxo anilides in Heterocyclic Synthesis: Novel Synthesis of Polyfunctionally Pyridines, Pyrimidines and Benzothiazole derivatives
Fathi AbuShanab
Egyptian Journal of Chemistry, 2018
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Haloacetylated enol ethers. 13 . Synthesis of N -[1-aryl(alkyl)-3-oxo-4,4,4-trichloro-1-buten-1-yl]- o -phenylenediamines and 2-trichloromethyl-4-aryl-3 H -1,5-benzodiazepines
Marcos Martins
Journal of Heterocyclic Chemistry, 1999
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Heterocyclization of compounds containing diazo and cyano groups. 4. Reactions of 2-diazo-2-cyanoacetic acid amides with P4S10 and the lawesson reagent. Synthesis and recyclization of 5-amino-1,2,3-thiadiazole-4-carbothioamides
Albert Lebedev
Chemistry of Heterocyclic Compounds, 1987
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Heterodiene syntheses—V 1,2- Versus 1,4-cycloaddition reactions of enamines to N-substituted 3-oxindolideneacetophenones
Franca Marinone
Tetrahedron, 1971
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Cycloaddition reactions of carbohydrate derivatives. Part VI. Quinolizidine analogs of castanospermine
Attila Agócs
Tetrahedron, 1995
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Acid catalysed enamine induced transformations of 1,3-dimethyl-5-formyluracil. A unique annulation reaction with enaminones
SUBODH KUMAR
Tetrahedron, 1995
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A short enantioselective access to 2,3,6-trialkylpiperidines and 5,8-dialkylindolizidines
Yung-sing Wong
Tetrahedron, 1998
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Heterocyclization of thiouracil derivative: synthesis of thiazolopyrimidines, tetrazolopyrimidines and triazolopyrimidines of potential biological activity
Aly Said
Journal of the Iranian Chemical Society, 2015
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A new entry to the synthesis of substituted azetidines: [2+2] cycloaddition reaction of four-membered endocyclic enamides to ketenes
Carlos Roque Duarte Correia
Tetrahedron Letters, 2006
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Synthesis of thiazolo[3,2-a]pyridines from enaminoesters by tandem conjugate addition-cyclization
Arturo San Feliciano
Tetrahedron Letters, 1998
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Reactions with Heterocyclic Amidines, XI. Syntheses of New 2-Aminopyrazolo[1,5—a]pyrimidines and 2-Amino[1,5-c]-as-triazines
Hamza Mohamed
Archiv der Pharmazie, 1983
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Some Aspects of Reaction of 6-Aminouracil and 6-Amino-2-thiouracil with α,β-Unsaturated Ketones
Viacheslav E Saraiev, Valentyn Chebanov
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Synthesis of 2-anilinobenzimidates, anthranilamides, and 2,3-dihydroquinazolin-4(1H)-ones from N-heterocyclic carbenes of indazole
Kari Rissanen
Tetrahedron, 2015
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Synthesis of phenyl-substituted derivatives of decahydrophenanthridine-1, 7-dione and hexahydro-8-isoquinolone
Brigita Vigante
Chemistry of Heterocyclic Compounds, 1992
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Selected methods for synthesis and modification of heterocycles
Valentyn Chebanov
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?ene? Adducts of N-substituted triazolinediones. 3. Synthesis of novel types of imidourazoles from N-substituted cis-cyclohex-4-ene-1,2-dicarboximides
Naila Musaeva
Chemistry of Heterocyclic Compounds, 1990
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Reactions with heterocyclic amidines, VII: Synthesis of some new pyrazolo[1,5-c]-1,2,4-triazines, pyrazolo[1,5-a]-1,3,5-triazines and pyrazolo[1,5-a]pyrimidines
Ahmed Ghozlan
Monatshefte f�r Chemie, 1981
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Reactions of amidrazones with 1,4-quinones
Mohsen Gomaa
Arkivoc, 2007
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Activated nitriles in heterocyclic synthesis. IV. Reactions with 1-ethoxycarbonyl-4-cyanoacetylthiosemicarbazide. Synthesis of Functionalized Pyridinone and 1,3,4-Thiadiazole Derivatives
Mahmoud Mahfouz Ramiz
1988
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Synthetic Utility of Enaminonitrile Moiety in Heterocyclic Synthesis: Synthesis of Some New Thienopyrimidines
Hassan Madkour
Phosphorus, Sulfur, and Silicon and the Related Elements, 2009
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Reactions with heterocyclic amidines: Synthesis of several new pyrazolo[1,5-a] pyrimidines and pyrazolo[1,5-a]1,3,5-triazines
Dr. Ahmed Abo-Bakr
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Reactions with 2-aminonicotinic acid, I Some 8-aza analogs of quinazolinones and derived tricyclic compounds
Farid Soliman
Monatshefte f�r Chemie Chemical Monthly, 1983
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Heterocycles from heterocycles. 1,3-Diaryl-4,5-imidazolidinediones from 1,3,5-triarylhexahydro-1,3,5-triazines and oxalyl chloride
Giancarlo Verardo
Tetrahedron, 1993
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5(4H)-Oxazolones. Part XI. Cycloaddition reaction of oxazolones and münchnones to triphenylvinylphosphonium salts as synthetic equivalents of alkynes
Pasqualina Trimarco
Tetrahedron, 1998
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