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Results: 1-25 | 26-27
Results: 1-25/27
Gas-phase pyrolysis of 2-heteroaromatic-1-dimethylaminoethylenes: Kinetic and mechanistic study
Authors: Elnagdi, MH Al-Awadi, NA Kumar, A Khalik, MA
Citation: Mh. Elnagdi et al., Gas-phase pyrolysis of 2-heteroaromatic-1-dimethylaminoethylenes: Kinetic and mechanistic study, HETEROAT CH, 12(1), 2001, pp. 47-51
Enaminones as building blocks in heterocyclic synthesis: A new one pot synthesis of polyfunctional substituted pyridines
Authors: Agamy, SM Abdel-Khalik, MM Mohamed, MH Elnagdi, MH
Citation: Sm. Agamy et al., Enaminones as building blocks in heterocyclic synthesis: A new one pot synthesis of polyfunctional substituted pyridines, Z NATURFO B, 56(10), 2001, pp. 1074-1078
Enaminones as bulding blocks in organic synthesis: Synthesis of new polyfunctional pyridines, condensed pyridines and penta substituted benzene.
Authors: Abu-Shanab, FA Elkholy, YM Elnagdi, MH
Citation: Fa. Abu-shanab et al., Enaminones as bulding blocks in organic synthesis: Synthesis of new polyfunctional pyridines, condensed pyridines and penta substituted benzene., HETEROCYC C, 7(2), 2001, pp. 183-192
Gas-phase pyrolysis in organic synthesis. Part 3: Novel cyclization of 2-arylhydrazonopropanals into cinnolines
Authors: Kumar, A Al-Awadi, NA Elnagdi, MH Ibrahim, YA Kaul, K
Citation: A. Kumar et al., Gas-phase pyrolysis in organic synthesis. Part 3: Novel cyclization of 2-arylhydrazonopropanals into cinnolines, INT J CH K, 33(7), 2001, pp. 402-406
Efficient synthesis of 3-aroylcinnolines from aryl methyl ketones
Authors: Al-Awadi, NA Elnagdi, MH Ibrahim, YA Kaul, K Kumar, A
Citation: Na. Al-awadi et al., Efficient synthesis of 3-aroylcinnolines from aryl methyl ketones, TETRAHEDRON, 57(8), 2001, pp. 1609-1614
Chemistry of 2-arylhydrazonopropanals: Novel synthesis of 1,6-dihydropyridazines and 5-heteroaryl substituted pyrazolo[1,5-a]pyrimidines and pyrazolo[3,4-b]pyridines
Authors: Abdel-Khalik, MM Agamy, SM Elnagdi, MH
Citation: Mm. Abdel-khalik et al., Chemistry of 2-arylhydrazonopropanals: Novel synthesis of 1,6-dihydropyridazines and 5-heteroaryl substituted pyrazolo[1,5-a]pyrimidines and pyrazolo[3,4-b]pyridines, SYNTHESIS-S, (12), 2001, pp. 1861-1865
Studies with enaminones: Reactivity of 1,5-disubstituted-1,4-pentadien-3-ones toward electrophilic reagents. A novel route to azolylazines, benzofuranals, pyranones
Authors: Al-Mousawi, S Abdel-Khalik, MM El-Sherbiny, S John, E Elnagdi, MH
Citation: S. Al-mousawi et al., Studies with enaminones: Reactivity of 1,5-disubstituted-1,4-pentadien-3-ones toward electrophilic reagents. A novel route to azolylazines, benzofuranals, pyranones, J HETERO CH, 38(4), 2001, pp. 949-953
Studies with enaminones: Synthesis of new cournarin-3-yl azoles, cournarin-3-yl azines, coumarin-3-yl azoloazines, coumarin-3-yl pyrone and coumarin-2-yl benzo[b]furans
Authors: El-Taweel, FMAA Elnagdi, MH
Citation: Fmaa. El-taweel et Mh. Elnagdi, Studies with enaminones: Synthesis of new cournarin-3-yl azoles, cournarin-3-yl azines, coumarin-3-yl azoloazines, coumarin-3-yl pyrone and coumarin-2-yl benzo[b]furans, J HETERO CH, 38(4), 2001, pp. 981-984
Synthesis of new pyrazolo[1,5-alpha]pyrimidines and pyrazolo[3,4-b]pyridines
Authors: Al-Mousawi, SM Mohammad, MA Elnagdi, MH
Citation: Sm. Al-mousawi et al., Synthesis of new pyrazolo[1,5-alpha]pyrimidines and pyrazolo[3,4-b]pyridines, J HETERO CH, 38(4), 2001, pp. 989-991
Studies with functionally substituted N-alkylazoles: The reactivity of 1-(3,5-dimethylpyrazol-1-yl)acetone towards electrophilic reagents
Authors: Mohamed, MH Abdel-Khalik, MM Elnagdi, MH
Citation: Mh. Mohamed et al., Studies with functionally substituted N-alkylazoles: The reactivity of 1-(3,5-dimethylpyrazol-1-yl)acetone towards electrophilic reagents, J HETERO CH, 38(3), 2001, pp. 685-689
Studies with 2-arylhydrazono-3-oxopropanals: A novel route to 4-aroyl-2-aryl-1,2,3-triazoles, 3-substituted 4-arylazopyrazoles, 2-substituted glyoxalonitrile and 3-oxoalkanonitriles
Authors: Abdel-Khalik, MM Agamy, SM Elnagdi, MH
Citation: Mm. Abdel-khalik et al., Studies with 2-arylhydrazono-3-oxopropanals: A novel route to 4-aroyl-2-aryl-1,2,3-triazoles, 3-substituted 4-arylazopyrazoles, 2-substituted glyoxalonitrile and 3-oxoalkanonitriles, Z NATURFO B, 55(12), 2000, pp. 1211-1215
Substituent effects in the gas-phase pyrolysis of 4-(N-arylamino)-1-butyl acetate and 5-(N-arylamino)1-pentyl acetate
Authors: Al-Awadi, NA Elnagdi, MH Kaul, K Chuchani, G
Citation: Na. Al-awadi et al., Substituent effects in the gas-phase pyrolysis of 4-(N-arylamino)-1-butyl acetate and 5-(N-arylamino)1-pentyl acetate, J PHYS ORG, 13(11), 2000, pp. 675-678
Studies with functionally substituted heteroaromatics: a new routes for synthesis of pyridazino[2,3-a] quinazoline and pyridazino-6-imine derivatives
Authors: Al-Zaydi, KM Hafez, EA Elnagdi, MH
Citation: Km. Al-zaydi et al., Studies with functionally substituted heteroaromatics: a new routes for synthesis of pyridazino[2,3-a] quinazoline and pyridazino-6-imine derivatives, J CHEM R-S, (4), 2000, pp. 154-155
Studies with 2H pyranones: Synthesis of new 3-substituted-4-hydroxy-2H-pyran-2-ones
Authors: Al-Saleh, B Al-Awadi, N Al-kandari, H Abdel-Khalik, MM Elnagdi, MH
Citation: B. Al-saleh et al., Studies with 2H pyranones: Synthesis of new 3-substituted-4-hydroxy-2H-pyran-2-ones, J CHEM R-S, (1), 2000, pp. 16-17
Studies with functionally substituted heteroaromatics: The chemistry of N-phenylhydrazonylalkylpyridinium salts and of phenylhydrazonylalkylbenzoazoles
Authors: Abdel-Khalik, MM Elnagdi, MH Agamy, SM
Citation: Mm. Abdel-khalik et al., Studies with functionally substituted heteroaromatics: The chemistry of N-phenylhydrazonylalkylpyridinium salts and of phenylhydrazonylalkylbenzoazoles, SYNTHESIS-S, (8), 2000, pp. 1166-1169
New routes to 1-functionally substituted arylbenzotriazoles: 3-benzotriazol-1-yl-pyridazine-4-ones, 5-benzotriazol-1-yl-pyridazine-ones and 5-benzotriazol-1-yl-pyridazine-6-imines
Authors: Al-Omran, F Al-Awadl, N Yousef, O Elnagdi, MH
Citation: F. Al-omran et al., New routes to 1-functionally substituted arylbenzotriazoles: 3-benzotriazol-1-yl-pyridazine-4-ones, 5-benzotriazol-1-yl-pyridazine-ones and 5-benzotriazol-1-yl-pyridazine-6-imines, J HETERO CH, 37(1), 2000, pp. 167-170
Studies with polyfunctionally substituted heteroaromatics: The reaction ofheterocyclic enaminonitriles with alpha-beta-unsaturated nitriles
Authors: Hussein, AM Hafez, ISA Elnagdi, MH
Citation: Am. Hussein et al., Studies with polyfunctionally substituted heteroaromatics: The reaction ofheterocyclic enaminonitriles with alpha-beta-unsaturated nitriles, J CHIN CHEM, 47(2), 2000, pp. 347-350
Kinetics and mechanism of pyrolysis of sulphonyl hydrazones and oximes. Part 2 - Structural effects and molecular reactivity
Authors: Al-Awadi, NA Elnagdi, MH Kaul, K Ilingovan, S El-Dusouqui, OME
Citation: Na. Al-awadi et al., Kinetics and mechanism of pyrolysis of sulphonyl hydrazones and oximes. Part 2 - Structural effects and molecular reactivity, J PHYS ORG, 12(8), 1999, pp. 654-658
Benzotriazol-1-yl-acetone as a building block in heterocyclic chemistry: Aroute to benzotriazolylpyridazines, benzotriazolylphthalazines and benzotriazolylpyrazolo[5,1-c]-1,2,4-triazines
Authors: Al-Naggar, AA Abdel-Khalik, MM Elnagdi, MH
Citation: Aa. Al-naggar et al., Benzotriazol-1-yl-acetone as a building block in heterocyclic chemistry: Aroute to benzotriazolylpyridazines, benzotriazolylphthalazines and benzotriazolylpyrazolo[5,1-c]-1,2,4-triazines, J CHEM R-S, (11), 1999, pp. 648-649A
Synthesis of new azoloazine derivatives: New routes to 1,2,4-triazolo[4,3-a] pyrimidines, pyrazolo[1,5a]pyridines and pyrazolo[3,4-b]pyridinones
Authors: Al-Saleh, B Abdel-Khalik, MM Al-Enzy, A Elnagdi, MH
Citation: B. Al-saleh et al., Synthesis of new azoloazine derivatives: New routes to 1,2,4-triazolo[4,3-a] pyrimidines, pyrazolo[1,5a]pyridines and pyrazolo[3,4-b]pyridinones, J CHEM R-S, (11), 1999, pp. 654-655A
Novel C-alkylation reaction of condensed thiophenes with enaminones, enaminonitriles, ethoxymethylene malononitrile, aryl vinyl ketones and omega-nitrostyrenes
Authors: Al-Etaibi, A Al-Awadi, N Al-Omran, F Abdel-Khalik, MM Elnagdi, MH
Citation: A. Al-etaibi et al., Novel C-alkylation reaction of condensed thiophenes with enaminones, enaminonitriles, ethoxymethylene malononitrile, aryl vinyl ketones and omega-nitrostyrenes, J CHEM R-S, (1), 1999, pp. 4
Utility of [(p-sulfonamidophenyl)azo]malononitrile in the synthesis of polyfunctionally substituted pyrimidine, pyrazole, isoxazole and pyridazine derivatives
Authors: Hassanien, AZA Hafiz, ISA Elnagdi, MH
Citation: Aza. Hassanien et al., Utility of [(p-sulfonamidophenyl)azo]malononitrile in the synthesis of polyfunctionally substituted pyrimidine, pyrazole, isoxazole and pyridazine derivatives, J CHEM R-S, (1), 1999, pp. 8
Alkylazinylcarbonitriles as building blocks in heterocyclic synthesis: a route for the synthesis of 4-methyl-2-oxopyridines
Authors: Al-Mousawi, SM George, KS Elnagdi, MH
Citation: Sm. Al-mousawi et al., Alkylazinylcarbonitriles as building blocks in heterocyclic synthesis: a route for the synthesis of 4-methyl-2-oxopyridines, PHARMAZIE, 54(8), 1999, pp. 571-574
New syntheses of substituted pyridazin-6-ones and pyridazin-6-imines
Authors: Behbehani, H Abdel-Khalik, MM Elnagdi, MH
Citation: H. Behbehani et al., New syntheses of substituted pyridazin-6-ones and pyridazin-6-imines, ORG PREP PR, 31(5), 1999, pp. 551-557
Synthesis of new condensed 2-amino-4H-pyran-3-carbonitriles and of 2-aminoquinoline-3-carbonitriles
Authors: Al-Mousawi, SM Elkholy, YM Mohammad, MA Elnagdi, MH
Citation: Sm. Al-mousawi et al., Synthesis of new condensed 2-amino-4H-pyran-3-carbonitriles and of 2-aminoquinoline-3-carbonitriles, ORG PREP PR, 31(3), 1999, pp. 305-313
Risultati: 1-25 | 26-27