Search Results - "Shawali, Ahmad Sami" :: K.UTB vyhledávací portál

$Synthesis and single-crystal X-ray diffraction analysis of new heterocyclic coloured materials. 3-Arylazo-8H-imidazo[1,2-b] pyrazolo[4,3-d]pyridazines$

Synthesis and single-crystal X-ray diffraction analysis of new heterocyclic coloured materials. 3-Arylazo-8H-imidazo[1,2-b] pyrazolo[4,3-d]pyridazines

by Farghaly, Thoraya A., Shawali, Ahmad Sami
Published in Tetrahedron (03.04.2010)

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Site-selective reactions of hydrazonoyl chlorides with cyanoacetic hydrazide and its N-arylidene derivatives and anti-aggressive activity of prepared products

by Shawali, Ahmad Sami, Farghaly, Thoraya A., Hussein, Shadia M., Abdalla, Mohamed M.
Published in Archives of pharmacal research (01.06.2013)

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Site-selectivity in hydrazinolysis of 3,4'-bis-(functionalized carbonyl)-4,3'-bis(pyrazolyl)ketones. A convenient synthesis of 4-(pyrazol-3-yl)-2H-pyrazolo[3,4-d]-pyridazines

by Shawali, Ahmad Sami, Haboub, Adel J. M.
Published in ARKIVOC (09.06.2012)

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Novel facile synthesis of imidazo[1,2-b]-[1,2,4,5]tetrazines with potential antimicrobial activity

by Shawali, Ahmad Sami, Tawfik, Nagla M.
Published in Archives of pharmacal research (01.07.2009)

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A new convenient synthesis of alditol C-glycosides of 1,2,4-triazolo[3,4-b][1,3,4]thiadiazole

by Sami Shawali, Ahmad, Sayed, Abdelwahed R.
Published in Journal of sulfur chemistry (01.02.2007)

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New synthetic strategy for novel 6-arylazo-5-methyl-3-aryl-thiazolo[2,3-c]- [1,2,4]triazoles and study of their solvatochromic properties

by SHAWALI, Ahmad Sami, ZAYED, Mohie Eldin Moustafa
Published in Turkish journal of chemistry (01.01.2013)

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A new strategy for the synthesis of pyrazolo[4,3- e][1,2,4]triazolo[4,3- c]pyrimidines and pyrazolo[4,3- e][1,2,4]triazolo[1,5- c]pyrimidines

by Shawali, Ahmad Sami, Hassaneen, Hamdi M., Shurrab, Nabil Kh
Published in Tetrahedron (03.11.2008)

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$Synthesis and single-crystal X-ray diffraction analysis of new heterocyclic coloured materials. 3-Arylazo-8 H-imidazo[1,2- b] pyrazolo[4,3- d]pyridazines$

Synthesis and single-crystal X-ray diffraction analysis of new heterocyclic coloured materials. 3-Arylazo-8 H-imidazo[1,2- b] pyrazolo[4,3- d]pyridazines

by Farghaly, Thoraya A., Shawali, Ahmad Sami
Published in Tetrahedron (2010)

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Synthesis and tautomeric structure of 3,7-bis(arylazo)-6-methyl-2-phenyl-1H-imidazo[1,2-b]pyrazoles in ground and excited states

by Shawali, Ahmad Sami, Mosselhi, Mosselhi A., Altablawy, Farag M. A., Farghaly, Thoraya A., Tawfik, Nagla M.
Published in Tetrahedron (02.06.2008)

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Synthesis and Tautomeric Structure of Tris(arylazo) Derivatives of Novel 1 H ‐Bis‐imidazo[1,2‐ b :2′,1′‐ e ]pyrazole Ring System

by Shawali, Ahmad Sami, Farghaly, Thoraya A., Shehata, Mohamed R., Hussein, Shadia M.
Published in Journal of heterocyclic chemistry (01.03.2015)

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Synthesis, reactions and antitumor activity of new β-aminovinyl 3-pyrazolyl ketones

by Shawali, Ahmad Sami, Farghaly, Thoraya A., Al-Dahshoury, Ahmad R.
Published in ARKIVOC free online journal of organic chemistry (01.01.2009)

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Preparation of Aryl Hydrazonates and 1,2-Diacylhydrazines by Phase Transfer Catalysis

by Shawali, Ahmad Sami, Hassaneen, Hamdi Mahmoud, Pagni, Richard, Sherif, Mourad Sherif
Published in Bulletin of the Chemical Society of Japan (01.08.1981)

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