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1

ChemInform Abstract: Studies with Polyfunctionally Substituted Heteroaromatics: Synthesis of New Heterocyclic Aromatic Amines as Potential Intermediates for Preparation of Dyes for Thermal Diffusion Printing.

Ayman Wahba Erian, Ebtisam Abdul Aziz Hafez, Elham Sayed Darwish, Mohamed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 30 KB

1999

2

Reactions with the Arylhydrazones of α-Cyanoketones: The Structure of 2-Arylhydrazono-3-ketimino-nitriles

Mohamed Hilmy Elnagdi, Mohamed Mohamed Mohamed Sallam, Hussein Mahmoud Fahmy, Saad Abdel-Motteleb Ibrahim, Mohamed Ajmal Mohamed Elias

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 431 KB

english, 1976

3

Reactions with the Arylhydrazones of some α-cyanoketones

Dr. Mohamed Hilmy Elnagdi, Dr. Sanaa Osman Abd Allah

Journal:

Advanced Synthesis & Catalysis

Year:

1973

Language:

english

File:

PDF, 433 KB

english, 1973

4

Synthesis of Condensed 4H-Pyrans: The reaction of 1,1-dimethyl-3,5-diketocyclohexane with cinnamonitriles

Prof. Dr. Mohamed Hilmy Elnagdi, Fatma Abdel Maksoud Abdel Aal, Youssef Mahfouz Yassin

Journal:

Advanced Synthesis & Catalysis

Year:

1989

Language:

english

File:

PDF, 320 KB

english, 1989

5

Pyrimidine derivatives and related compounds. A novel synthesis of pyrimidines, pyrazolo[4,3-d]pyrimidines and isoxazolo[4,3-d] pyrimidine

Mohamed Hilmy Elnagdi, Shereif Mahmoud Fahmy, Ebtisam Abdel Aziz Hafez, Mohamed Riffaat Hamza Elmoghayar, Samir Abdel Rahman Amer

Journal:

Journal of Heterocyclic Chemistry

Year:

1979

File:

PDF, 215 KB

1979

6

[Advances in Heterocyclic Chemistry] Advances in Heterocyclic Chemistry Volume 48 Volume 48 || Chemistry of Pyrazoles Condensed to Heteroaromatic Five- and Six-Membered Rings

Elnagdi, Mohamed Hilmy

Year:

1990

Language:

english

File:

PDF, 2.48 MB

english, 1990

7

Reactions with heterocyclic diazonium salts: novel synthesis of pyrazolo[4,3-c]pyridazines and of pyrazolo[4,3-c]pyrazoles

Elnagdi, Mohamed Hilmy, Elfahham, Hassan Attia, Elmoghayar, Mohamed Rifaat Hamza, Sadek, Kamal Usef, Elgemeie, Galal Eldin Hamza

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1982

Language:

english

File:

PDF, 329 KB

english, 1982

8

Pyrimidine Derivatives and Related Compounds, III / Synthesis of Some New Pyrazolo [1,5-a] pyrimidines and Pyrazolo [3,4-d] pyrimidine Derivatives

Elnagdi, Mohamed Hilmy, Fahmy, Sherief Mahmoud, Zayed, Ezzat Mohamed, Ilias, Mohamed Ajmal Mohamed

Journal:

Zeitschrift für Naturforschung B

Year:

1976

Language:

english

File:

PDF, 5.63 MB

english, 1976

9

Multicomponent reactions in Q-Tubes™: One-pot synthesis of benzo[c]chromen-6-one and phenanthridin-6(5H)-one derivatives in a four-component reaction

Alzaydi, Khadijah M., Abojabal, Nagat S., Elnagdi, Mohamed Hilmy

Journal:

Tetrahedron Letters

Year:

2016

Language:

english

File:

PDF, 881 KB

english, 2016

10

Studies on Condensed Pyrazoles. A New Route for Synthesis of Pyrazolo[4,3-c]pyrazoles

Elnagdi, Mohamed Hilmy, Elghandour, Ahmed Hafez Hussien, Sadek, Kamal Usef, Ramiz, Mahmoud Mohamed Mahfouz

Journal:

Zeitschrift für Naturforschung B

Year:

1989

Language:

german

File:

PDF, 2.35 MB

german, 1989

11

The mechanism of thermal elimination of urea and thiourea derivatives. Part 1. Rate data for pyrolysis of N-acetylurea, N-acetylthiourea, N,N -diacetylthiourea, and N-acetylthiobenzamide

Nouria Al-Awadi, Mohamed Hilmy Elnagdi, Tommy Mathew, Ibrahim El-Gamry

Journal:

Heteroatom Chemistry

Year:

1996

Language:

english

File:

PDF, 322 KB

english, 1996

12

The mechanism of thermal elimination of urea and thiourea derivatives. Part 2. Rate data for pyrolysis of N-acetyl-N′-phenylthiourea and N-benzoyl-N′-arylthioureas

Nouria Al-Awadi, Mohamed Hilmy Elnagdi, Tommy Mathew, Ibrahim El-Gamry

Journal:

Heteroatom Chemistry

Year:

1997

Language:

english

File:

PDF, 137 KB

english, 1997

13

Synthesis of New 3-(Pyridin-6-yl)pyrazolo[1,5-a]pyrimidines

Nadia Sobhy Ibrahim, Mona Hassan Mohamed, Mohamed Hilmy Elnagdi

Journal:

Archiv der Pharmazie

Year:

1987

Language:

english

File:

PDF, 218 KB

english, 1987

14

α, β-Unsaturated Nitriles in Heterocyclic Synthesis: Synthesis of Several Arylpyridine and Arylpyridazine Derivatives

Galal Hamza Elgemeie, Hassan Attia Elfahham, Yusria Rizk Ibrahiem, Mohamed Hilmy Elnagdi

Journal:

Archiv der Pharmazie

Year:

1989

Language:

english

File:

PDF, 304 KB

english, 1989

15

ChemInform Abstract: Synthesis of New Substituted 1,3-Diphenyl-5-chloropyrazoles.

Ibrahim Saad Abdel Hafiz, Mohamed Ezz Rashad Rashad, Mohamed Alaa Eldin Mahfouz, Mohamed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 31 KB

1999

16

ChemInform Abstract: Methylheteroaromatic Carbonitriles as Building Blocks for Synthesis of Condensed Heteroaromatics: Novel Syntheses of [1]Benzo[2,3]pyrano[3,4-c]pyridines, Naphtho[2′,1′:5,6]pyrano[3,4-c]pyridines, Pyrido[3,4-c]quinolines, and Other New Condensed Pyridines.

Fatima Al-Omran, Mervat Mohammed Abdel-Khalik, Adel Abou El-khair, Mohammed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 34 KB

1999

17

ChemInform Abstract: Studies with Polyfunctionally Substituted Heteroaromatics: A Novel Synthesis of Substituted 4,8-Diaminoisoquinolines as Potential Antiparasitic Agents.

Fatima Al-Omran, Adel Abou El-Khair, Mohammed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 28 KB

1999

18

ChemInform Abstract: Novel C-Alkylation Reaction of Condensed Thiophenes with Enaminones, Enaminonitriles, Ethoxymethylene Malononitrile, Aryl Vinyl Ketones, and ω-Nitrostyrenes.

Alya Al-Etaibi, Nouria Al-Awadi, Fatima Al-Omran, Mervat Mohammed Abdel-Khalik, Mohamed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 37 KB

1999

19

ChemInform Abstract: Utility of [(p-Sulfonamidophenyl)azo]malononitrile in the Synthesis of Polyfunctionally Substituted Pyrimidine, Pyrazole, Isoxazole, and Pyridazine Derivatives.

Abu Zeid Abd El-Baset Hassanien, Ibrahim Saad Abdel Hafiz, Mohamed Hilmy Elnagdi

Journal:

Year:

1999

File:

PDF, 33 KB

1999

20

ChemInform Abstract: Benzotriazol-1-yl-acetone as a Building Block in Heterocyclic Chemistry: A Route to Benzotriazolylpyridazines, Benzotriazolylphthalazines and Benzotriazolylpyrazolo[5,1-c]-1,2,4-triazines.

Abdul Aziz Al-Naggar, Mervat Mohammed Abdel-Khalik, Mohammed Hilmy Elnagdi

Journal:

Year:

2000

File:

PDF, 31 KB

2000

21

ChemInform Abstract: 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.

Balkis Al-Saleh, Mervat Mohammed Abdel-Khalik, Amal Al-Enzy, Mohammed Hilmy Elnagdi

Journal:

Year:

2000

File:

PDF, 32 KB

2000

22

ChemInform Abstract: New Routes to 1-Functionally Substituted Arylbenzotriazoles: 3-Benzotriazol-1-yl-pyridazin-4-ones (V), 5-Benzotriazol-1-yl-pyridazin-6-ones (X) and 5-Benzotriazol-1-yl-pyridazin-6-imines (VIII).

Fatima Al-Omran, Nouria Al-Awadl, Osama Yousef, Mohamed Hilmy Elnagdi

Journal:

Year:

2000

File:

PDF, 30 KB

2000

23

ChemInform Abstract: Studies with 2H Pyranones: Synthesis of New 3-Substituted-4-hydroxy-2H-pyran-2-ones.

Balkis Al-Saleh, Nouria Al-Awadi, Halema Al-kandari, Mervat Mohammed Abdel-Khalik, Mohamed Hilmy Elnagdi

Journal:

Year:

2000

File:

PDF, 29 KB

2000

24

ChemInform Abstract: Studies with Functionally Substituted Heteroaromatics: The Chemistry of N-Phenylhydrazonylalkylpyridinium Salts and of Phenylhydrazonylalkylbenzoazoles.

Mervat Mohammed Abdel-Khalik, Mohammed Hilmy Elnagdi, Samia Michel Agamy

Journal:

Year:

2000

File:

PDF, 31 KB

2000

25

ChemInform Abstract: 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.

Mervat Mohammed Abdel-Khalik, Samia Michel Agamy, Mohammed Hilmy Elnagdi

Journal:

Year:

2001

File:

PDF, 29 KB

2001

26

ChemInform Abstract: Efficient Synthesis of 3-Aroylcinnolines from Aryl Methyl Ketones.

Nouria A. Al-Awadi, Mohamed Hilmy Elnagdi, Yehia A. Ibrahim, Kamini Kaul, Ajith Kumar

Journal:

Year:

2001

File:

PDF, 29 KB

2001

27

ChemInform Abstract: Studies with Functionally Substituted N-Alkylazoles: The Reactivity of 1-(3,5-Dimethylpyrazol-1-yl)acetone Towards Electrophilic Reagents.

Mona Hassan Mohamed, Mervat Mohammed Abdel-Khalik, Mohamed Hilmy Elnagdi

Journal:

Year:

2001

File:

PDF, 34 KB

2001

28

ChemInform Abstract: Enaminones: Reactivity of 1,5-Disubstituted-1,4-pentadien-3-ones Toward Electrophilic Reagents. A Novel Route to Azolylazines, Benzofuranals, Pyranones.

Saleh Al-Mousawi, Mervat Mohammed Abdel-Khalik, Seham El-Sherbiny, Elizabeth John, Mohammed Hilmy Elnagdi

Journal:

Year:

2001

File:

PDF, 33 KB

2001

29

ChemInform Abstract: Enaminones: Synthesis of New Coumarin-3-yl Azoles, Coumarin-3-yl Azines, Coumarin-3-yl Azoloazines, Coumarin-3-yl Pyrone and Coumarin-2-yl Benzo[b]furans.

Fathy Mohamed Abdel Aziz El-Taweel, Mohamed Hilmy Elnagdi

Journal:

Year:

2001

File:

PDF, 32 KB

2001

30

ChemInform Abstract: 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.

Mervat Mohammed Abdel-Khalik, Samia Michel Agamy, Mohammed Hilmy Elnagdi

Journal:

Year:

2002

File:

PDF, 33 KB

2002

31

ChemInform Abstract: Enaminones as Building Blocks in Heterocyclic Synthesis: A New One-Pot Synthesis of Polyfunctional Substituted Pyridines.

Samia Michel Agamy, Mervat Mohammed Abdel-Khalik, Mona Hassan Mohamed, Mohammed Hilmy Elnagdi

Journal:

Year:

2002

File:

PDF, 32 KB

2002

32

ChemInform Abstract: Enaminones in Organic Synthesis: A Novel Synthesis of 1,3,5-Trisubstituted Benzene Derivatives and of 2-Substituted-5-aroylpyridines.

Mervat Mohammed Abdel-Khalik, Mohamed Hilmy Elnagdi

Journal:

Year:

2002

File:

PDF, 32 KB

2002

33

ChemInform Abstract: Functionally Substituted Alkylbenzotriazoles: Reactivity of Alkylbenzotriazoles Toward Electrophilic and Nucleophilic Reagents.

Balkis Al-Saleh, Mervat Mohammed Abdel-Khalik, Elham Darwich, Ossama Abdel-Motaleb Salah, Mohammed Hilmy Elnagdi

Journal:

Year:

2002

File:

PDF, 33 KB

2002

34

Enaminones in Heterocyclic Synthesis: A New Regioselective Synthesis of 2,3,6-Trisubstituted Pyridines (III), 6-Substituted-3-aroylpyridines (IV) and 1,3,5-Triaroylbenzenes (V).

Balkis Al-Saleh, Mervat Mohammed Abdelkhalik, Afaf Mohammed Eltoukhy, Mohammed Hilmy Elnagdi

Journal:

Year:

2003

File:

PDF, 129 KB

2003

35

N-Azolylmethyl Ketones as Building Blocks in Heterocyclic Synthesis: Synthesis of New Polyfunctionally Substituted Azolylarylazophenols, Azolylpyridones and Azolylthiophenes.

Balkis Al-Saleh, Mervat Mohammed Abdelkhalik, Morsy Ahmed El-Apasery, Mohammed Hilmy Elnagdi

Journal:

Year:

2003

File:

PDF, 24 KB

2003

36

Enaminones as Building Blocks in Heterocyclic Syntheses: A New Approach to Polyfunctionally Substituted Cyclohexenoazines.

Saleh Al-Mousawi, Mervat Mohammed Abdelkhalik, Elizabeth John, Mohammed Hilmy Elnagdi

Journal:

Year:

2004

File:

PDF, 148 KB

2004

37

Enaminones as Building Blocks in Heterocyclic Synthesis: New Syntheses of Nicotinic Acid and Thienopyridine Derivatives.

Mervat Mohammed Abdelkhalik, Afaf Mohammed Eltoukhy, Samia Michel Agamy, Mohammed Hilmy Elnagdi

Journal:

Year:

2004

File:

PDF, 26 KB

2004

38

Enaminones as Building Blocks in Heterocyclic Synthesis. Synthesis of Polyfunctionally Substituted 3-Azolylpyridines and Azolylazoloazines by Thermal and Microwave Heating.

Balkis Al-Saleh, Haider Behbehani, Morsy Ahmed El-Apasery, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

File:

PDF, 22 KB

2005

39

Studies with 3-Substituted 2-Arylhydrazono-3-oxoaldehydes: New Routes for Synthesis of 2-Arylhydrazono-3-oxonitriles, 4-Unsubstituted 3,5-Diacylpyrazoles and 4-Arylazophenols.

Balkis Al-Saleh, Morsy A. El-Apasery, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

File:

PDF, 30 KB

2005

40

Studies with Functionally Substituted Enamines: Synthesis of New Aminoazolo-pyrimidines and -1,2,4-triazines.

Said Ahmed Soliman Ghozlan, Ismail Abdelshafy Abdelhamid, Hatem Gaber, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

File:

PDF, 31 KB

2005

41

The Behavior of 4-Alkoxymethylene-2-phenyl-4H-oxazol-5-one (I) and 4-Dimethylaminomethylene-2-phenyl-4H-oxazol-5-one (III) Toward Nitrogen Nucleophiles under Microwave Heating.

Hany Fakhry Anwar, Nadia Hanafy Metwally, Hatem Gaber, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

File:

PDF, 26 KB

2005

42

Synthesis of New Azolyl Azoles and Azinyl Azoles.

Balkis Al-Saleh, Morsy Ahmed El-Apasery, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

Language:

english

File:

PDF, 31 KB

english, 2005

43

Enaminones in Heterocyclic Synthesis: Synthesis and Chemical Reactivity of 3-Anilino-1-substituted-2-propene-1-one.

Balkis Al-Saleh, Morsy Ahmed El-Apasery, Rasha Safwat Abdel-Aziz, Mohamed Hilmy Elnagdi

Journal:

Year:

2005

File:

PDF, 23 KB

2005

44

Studies on Enaminonitriles: A New Synthesis of 1,3-Substituted Pyrazole-4-carbonitrile.

Said Ahmed Soliman Ghozlan, Ismail Abdelshafy Abdelhamid, Hatem Moustafa Gaber, Mohamed Hilmy Elnagdi

Journal:

Year:

2006

File:

PDF, 29 KB

2006

45

ChemInform Abstract: Recent Developments in Pyridazine and Condensed Pyridazine Synthesis

Mohamed Hilmy Elnagdi, Nouria A. Al-Awadi, Ismail Abdelshafy Abdelhamid

Journal:

Year:

2009

File:

PDF, 15 KB

2009

46

ChemInform Abstract: Recent Developments in Aminopyrazole Chemistry

Hany Fakhry Anwar, Mohamed Hilmy Elnagdi

Journal:

Year:

2009

File:

PDF, 11 KB

2009

47

ChemInform Abstract: Chemistry of 2-Arylhydrazonals

Ismail Abdelshafy Abdelhamid, Miead Adel Nasra, Mohamed Hilmy Elnagdi

Journal:

Year:

2010

File:

PDF, 15 KB

2010

48

ChemInform Abstract: Cerium(IV) Ammonium Nitrate as an Efficient Lewis Acid for the One-Pot Synthesis of 3,4-Dihydropyrimidin-2(1H)-ones and Their Corresponding 2-(1H)-Thiones.

Kamal Usef Sadek, Fawzia Al-Qalaf, Mervat Mohammed Abdelkhalik, Mohamed Hilmy Elnagdi

Journal:

Year:

2010

File:

PDF, 34 KB

2010

49

ChemInform Abstract: A Novel Method for the Synthesis of Polysubstituted Diaminobenzonitrile Derivatives Using Controlled Microwave Heating.

Kamal Usef Sadek, Raafat M. Shaker, Mohamed Abd Elrady, Mohamed Hilmy Elnagdi

Journal:

Year:

2011

File:

PDF, 24 KB

2011

50

Functionally substituted alkylbenzotriazoles: Reactivity of alkylbenzotriazoles toward electrophilic and nucleophilic reagents

Balkis Al-Saleh, Mervat Mohammed Abdel-Khalik, Elham Darwich, Ossama Abdel-Motaleb Salah, Mohammed Hilmy Elnagdi

Journal:

Heteroatom Chemistry

Year:

2002

Language:

english

File:

PDF, 128 KB

english, 2002