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1

Comparison of AASHTO 1993 and MEPDG considering the Egyptian climatic conditions

El-shaib, Maha A., El-Badawy, Sherif M., Shawaly, El-Sayed A.

Journal:

Innovative Infrastructure Solutions

Year:

2017

Language:

english

File:

PDF, 823 KB

english, 2017

2

ChemInform Abstract: Synthesis and Single-Crystal X-Ray Diffraction Analysis of New Heterocyclic Colored Materials. 3-Arylazo-8H-imidazo[1,2-b]pyrazolo[4,3-d]pyridazines.

Thoraya A. Farghaly, Ahmad Sami Shawali

Journal:

Year:

2010

File:

PDF, 53 KB

2010

3

Synthesis and antitumor activity of novel pyrazolylenaminone and bis(pyrazolyl)ketones via hydrazonoyl halides

Ahmad S. Shawali, Sherif M. Sherif, Mahmoud M. El-Merzabani, Manal A. A. Darwish

Journal:

Journal of Heterocyclic Chemistry

Year:

2009

Language:

english

File:

PDF, 103 KB

english, 2009

4

Reaction of α-keto hydrazonyl bromide with carbanions of some active methylene compounds

A. Sami Shawali, A. Osman Abdelhamid

Journal:

Journal of Heterocyclic Chemistry

Year:

1976

File:

PDF, 213 KB

1976

5

Hydrazidoyl Halides in the Synthesis of Heterocycles

Ahmad S. Shawali, Cyril Párkanyi

Journal:

Journal of Heterocyclic Chemistry

Year:

1980

File:

PDF, 1.16 MB

1980

6

Synthesis of some triazole, tetrazole, and tetrazine derivatives from N-β-naphthalenesulfonylbenzohydrazidoyl chlorides

Hamdi M. Hassaneen, Abdelgawad A. Fahmi, Hyam Abdelhamid, Ahmady A. Yassin, Ahmad S. Shawali

Journal:

Journal of Heterocyclic Chemistry

Year:

1984

File:

PDF, 269 KB

1984

7

Kinetics and Mechanism of Dehydrochlorination ofN -Aryl 2-Oxo-2-phenylaminoethanehydrazonoyl Chloridesand their Mass Spectra

Shawali, Ahmad S., Elwan, Nehal M., Awad, Ahmad M.

Journal:

Journal of Chemical Research

Year:

1997

Language:

english

File:

PDF, 75 KB

english, 1997

8

[Advances in Heterocyclic Chemistry] Advances in Heterocyclic Chemistry Volume 63 Volume 63 || The Chemistry of Heterocyclic Hydrazonoyl Halides

Shawali, Ahmad Sami

Year:

1995

Language:

english

File:

PDF, 1.91 MB

english, 1995

9

Imaging of magma intrusions beneath Harrat Al-Madinah in Saudi Arabia

Abdelwahed, Mohamed F., El-Masry, Nabil, Moufti, Mohamed Rashad, Kenedi, Catherine Lewis, Zhao, Dapeng, Zahran, Hani, Shawali, Jamal

Journal:

Journal of Asian Earth Sciences

Year:

2016

Language:

english

File:

PDF, 5.72 MB

english, 2016

10

Regiochemistry of the cycloaddition of nitrilium N-phenylimides to dibenzalacetone: A reinvestigation

Hassan A. Albar, Magda A. Abdallah, Mosselhi A. N. Mosselhi, Ahmad S. Shawali

Journal:

Heteroatom Chemistry

Year:

1996

Language:

english

File:

PDF, 376 KB

english, 1996

11

A new one-step synthesis of pyrimido-[1,2-b][1,2,4,5]tetrazines

Ahmad S. Shawali, Ahmad A. Elghandour, Said M. El-Sheikh

Journal:

Heteroatom Chemistry

Year:

2000

Language:

english

File:

PDF, 138 KB

english, 2000

12

A One-Pot Synthesis of [1,2,4]Triazino[4,3-b]-[1,2,4,5]tetrazines

Ahmad S. Shawali, Ahmad A. Elghandour, Said M. El-Sheikh

Journal:

Advanced Synthesis & Catalysis

Year:

2000

Language:

english

File:

PDF, 107 KB

english, 2000

13

A New Entry for Short and Regioselective Synthesis of [1,2,4]Triazolo[4,3-b][1,2,4]-triazin-7(1H)-ones

Ahmad S. Shawali, Sobhi M. Gomha

Journal:

Advanced Synthesis & Catalysis

Year:

2000

Language:

english

File:

PDF, 46 KB

english, 2000

14

Applications of the Structure-Resonance Theory

Cyril Párkányi, William C. Herndon, Ahmad S. Shawali

Journal:

Bulletin des Sociétés Chimiques Belges

Year:

1982

Language:

english

File:

PDF, 61 KB

english, 1982

15

Structure Resonance Theory. Correlations of Electron Affinities and Polarographic Reduction Potentials of Polycyclic Aromatic Hydrocarbons

Admad S. Shawali, Baghat E. Elanadouli, Cyril Párkányi, William C. Herndon

Journal:

Bulletin des Sociétés Chimiques Belges

Year:

1984

Language:

english

File:

PDF, 295 KB

english, 1984

16

ChemInform Abstract: Regiochemistry of the Cycloaddition of Nitrilium N-Phenylimides to Dibenzalacetone: A Reinvestigation.

H. A. ALBAR, M. A. ABDALLAH, M. A. N. MOSSELHI, A. S. SHAWALI

Journal:

Year:

1997

File:

PDF, 29 KB

1997

17

ChemInform Abstract: A Convenient Synthesis of 5-Amino-4-(2-benzothiazolyl)pyrazoles.

M. A. ABDALLAH, M. A. N. MOSSELHI, S. M. RIYADH, A. S. SHAWALI

Journal:

Year:

1998

File:

PDF, 27 KB

1998

18

ChemInform Abstract: Tautomerism and Reactions of 1H-1,2,4-Triazole-5-thiones with Hydrazonoyl Halides.

M. A. N. MOSSELHI, M. A. ABDALLAH, S. M. RIYADH, A. E. HARHASH, A. S. SHAWALI

Journal:

Year:

1998

File:

PDF, 32 KB

1998

19

ChemInform Abstract: A New One-Step Synthesis of Pyrimido[1,2-b][1,2,4,5]tetrazines

Ahmad S. Shawali, Ahmad A. Elghandour, Said M. El-Sheikh

Journal:

Year:

2000

File:

PDF, 27 KB

2000

20

ChemInform Abstract: Synthesis, Antimicrobial Activity and Heterocyclic Ring Transformation of 5-(Pyrazol-5-yl)-1,3,4-oxadiazole-2(3H)-thiones.

A. S. Shawali, M. A. Abdallah, M. E. M. Zayed

Journal:

Year:

2000

Language:

english

File:

PDF, 31 KB

english, 2000

21

ChemInform Abstract: A New Entry for Short and Regioselective Synthesis of [1,2,4]Triazolo[4,3-b][1,2,4]-triazin-7(1H)-ones.

Ahmad S. Shawali, Sobhi M. Gomha

Journal:

Year:

2000

File:

PDF, 31 KB

2000

22

ChemInform Abstract: Reaction of Benzonitrilium N-Phenylimide with (Z)-4-Arylmethyleneimidazol-5(4H)-ones.

M. A. Abdallah, M. E. Zayed, A. S. Shawali

Journal:

Year:

2001

File:

PDF, 30 KB

2001

23

ChemInform Abstract: A Novel One-Pot Synthesis of 3-Arylazo-[1,2,4]triazolo[4,3-a]pyrimidin-5(1H)-ones.

Ahmad S. Shawali, Ahmad H. Elghandour, Abdelwahed R. Sayed

Journal:

Year:

2001

File:

PDF, 29 KB

2001

24

ChemInform Abstract: Anellated[1,2,4,5]tetrazines

Ahmad S. Shawali, Said M. Elsheikh

Journal:

Year:

2001

File:

PDF, 24 KB

2001

25

ChemInform Abstract: A Simple One-Pot Synthesis of Novel [1,2,4]Triazolo[3,4-f]purines.

Ahmad S. Shawali, Mosselhi A. N. Mosselhi, Nagla M. Tawfik

Journal:

Year:

2001

File:

PDF, 29 KB

2001

26

ChemInform Abstract: Regioselectivity in the Reactions of Bis-hydrazonoyl Halides with Pyrimidine-2-thiones.

Ahmad S. Shawali, Rifaat H. Hilal, Said El-Sheikh

Journal:

Year:

2001

File:

PDF, 26 KB

2001

27

ChemInform Abstract: A Convenient One-Pot Synthesis and Antimicrobial Activity of Pyrimido[1,2-b][1,2,4,5]tetrazines.

Ahmad S. Shawali, Magda A. Abdallah, Mohie M. Zayed

Journal:

Year:

2002

File:

PDF, 29 KB

2002

28

ChemInform Abstract: A Facile One-Pot Regioselective Synthesis of [1,2,4]Triazolo[4,3-a]5(1H)-pyrimidinones via Tandem Japp—Klingemann, Smiles Rearrangement, and Cyclization Reactions.

Ahmad S. Shawali, Magda A. Abdallah, Mosselhi A. N. Mosselhi, Thoraya A. Farghaly

Journal:

Year:

2002

File:

PDF, 31 KB

2002

29

New [e]-Fused Caffeines: A Simple Synthesis of 3-Substituted [1,2,4]Triazolo[4,3-e]purines.

Mosselhi A. N. Mosselhi, Nagla M. Tawfik, Ahmad S. Shawali

Journal:

Year:

2003

File:

PDF, 108 KB

2003

30

Cyclization of Thiohydrazonate Esters and Azo-Hydrazone. Tautomerism of 2-Arylhydrazono-3-oxo-1,4-benzothiazines.

Ahmad S. Shawali, Said Elsheikh, Cyril Parkanyi

Journal:

Year:

2003

File:

PDF, 88 KB

2003

31

Hydrazonoyl Halides: Useful Building Blocks for the Synthesis of Arylazoheterocycles

Ahmad Sami Shawali, Mosselhi A. N. Mosselhi

Journal:

Year:

2004

File:

PDF, 55 KB

2004

32

A Convenient One-Pot Synthesis of 3-Arylazo Derivatives of Azino[b][1,2,4,5]tetrazines.

Ahmad S. Shawali, Abdelwahed R. Sayed

Journal:

Year:

2004

File:

PDF, 16 KB

2004

33

Synthesis of New Bis-Heteroaryl Thiohydrazonates and Their in situ Rearrangement.

Mosselhi A. N. Mosselhi, Magda A. Abdallah, Sayed M. Riyadh, Ahmad S. Shawali

Journal:

Year:

2005

File:

PDF, 20 KB

2005

34

Synthesis and Biological Activity of New 1H-Pyrazolo[3,4-b]quinoxalines (Flavazoles).

Ahmad S. Shawali, Mohie M. Zayed, Thoraya A. Farghaly

Journal:

Year:

2005

File:

PDF, 21 KB

2005

35

A Facile Entry for Synthesis of 3-Arylazo Derivatives of [1,2,4]Triazolo[4,3-a]benzimidazole and [1,2,4]Triazolo[3,4-b]quinazolin-5-one.

Ahmad S. Shawali, Adelwahed R. Sayed

Journal:

Year:

2005

File:

PDF, 15 KB

2005

36

Novel Photochemical Synthesis of Spiro-1,2,6,8,9 Pentaza-4-thia(4,4)nonane (IV) via Rearrangement of Aliphatic Arylazo Compounds.

Afaf A. Nada, Asma M. Mahran, Ahmad S. Shawali

Journal:

Year:

2005

File:

PDF, 17 KB

2005

37

Site Selectivity in Reactions of Hydrazonoyl Halides with 2-Amino-3-quinoxalinethiol: A New General Access to Functionalized 4H-1,3,4-thiadiazino-[5,6-b]quinoxalines.

Ahmad Sami Shawali, M. A. N. Mosselhi, Thoraya A. Farghaly

Journal:

Year:

2006

File:

PDF, 14 KB

2006

38

ChemInform Abstract: Synthesis and Antitumor Activity of Novel Pyrazolylenaminone and Bis(pyrazolyl)ketones via Hydrazonoyl Halides.

Ahmad S. Shawali, Sherif M. Sherif, Mahmoud M. El-Merzabani, Manal A. A. Darwish

Journal:

Year:

2009

File:

PDF, 24 KB

2009

39

ChemInform Abstract: Tandem in situ Generation and 1,5-Electrocyclization of N-Hetaryl Nitrilimines: A Facile Methodology for the Synthesis of Annulated 1,2,4-Triazoles and Their Acyclo C-Nucleoside

Ahmad Sami Shawali

Journal:

Year:

2010

File:

PDF, 24 KB

2010

40

ChemInform Abstract: Hydrazonoyl Halides: A Bubbling Fountain of Biologically Active Compounds

Ahmad Sami Shawali

Journal:

Year:

2010

File:

PDF, 15 KB

2010

41

ChemInform Abstract: Synthesis, Reactions and Antitumor Screening of New Enaminones.

Ahmad S. Shawali

Journal:

Year:

2011

File:

PDF, 34 KB

2011

42

ChemInform Abstract: Bis-enaminones (I) as Precursors for Synthesis of Novel 3,4-Bis(heteroaryl)pyrazoles and 3,6-Bis-(heteroaryl)-pyrazolo[3,4-d]pyridazines.

Ahmad S. Shawali, Adel J. M. Haboub

Journal:

Year:

2011

File:

PDF, 29 KB

2011

43

A facile one-pot regioselective synthesis of [1,2,4]triazolo[4,3-a]5(1H)-pyrimidinones via tandem Japp–Klingemann, Smiles rearrangement, and cyclization reactions

Ahmad S. Shawali, Magda A. Abdallah, Mosselhi A. N. Mosselhi, Thoraya A. Farghaly

Journal:

Heteroatom Chemistry

Year:

2002

Language:

english

File:

PDF, 137 KB

english, 2002

44

Synthesis and antimicrobial activity of new functionalized derivatives of [1,2,4]triazolo[4,3-a]pyrimidin-5(1H)-one

Ahmad S. Shawali, Asma M. Mahran, Afaf A. Nada

Journal:

Heteroatom Chemistry

Year:

2007

Language:

english

File:

PDF, 179 KB

english, 2007

45

Annelated[1,2,4,5]Tetrazines

Ahmad S. Shawali, Said M. Elsheikh

Journal:

Journal of Heterocyclic Chemistry

Year:

2001

Language:

english

File:

PDF, 378 KB

english, 2001

46

A convenient one-pot synthesis and antimicrobial activity of pyrimido[1,2-b][1,2,4,5]tetrazines

Ahmad S. Shawali, Magda A. Abdallah, Mohie M. Zayed

Journal:

Journal of Heterocyclic Chemistry

Year:

2002

Language:

english

File:

PDF, 45 KB

english, 2002

47

Cyclization of thiohydrazonate esters and azo-hydrazone tautomerism of 2-arylhydrazono-3-oxo-1,4-benzothiazines

Ahmad S. Shawali, Said Elsheikh, Cyril Párkányi

Journal:

Journal of Heterocyclic Chemistry

Year:

2003

Language:

english

File:

PDF, 60 KB

english, 2003

48

Hydrazonoyl halides: Useful building blocks for the synthesis of arylazoheterocycles

Ahmad Sami Shawali, Mosselhi A. N. Mosselhi

Journal:

Journal of Heterocyclic Chemistry

Year:

2003

Language:

english

File:

PDF, 425 KB

english, 2003

49

Synthesis and biological activity of new 1H-Pyrazolo[3,4-b]quinoxalines (flavazoles)

Ahmad S. Shawali, Mohie M. Zayed, Thoraya A. Farghaly

Journal:

Journal of Heterocyclic Chemistry

Year:

2005

Language:

english

File:

PDF, 56 KB

english, 2005

50

A new site-selective route for synthesis of functionalized imidazo[2,1-c][1,2,4]triazoles

Ahmad S. Shawali, Magda A. Abdallah, Mosselhi A. N. Mosselhi, Mahmoud S. Elewa

Journal:

Journal of Heterocyclic Chemistry

Year:

2007

Language:

english

File:

PDF, 287 KB

english, 2007

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