All Stories

  1. The Chemistry of 4-(dicyanomethylene)-3-methyl-l-phenyl-2-pyrazoline-5-ones as a Privileged Scaffold in the Synthesis of Heterocycles

    Article • Current Organic Synthesis, January 2021, Bentham Science Publishers

    Mohsen Gomaa

  2. Synthesis, characterization, and antimicrobial activity of some new N ‐aryl‐ N ’‐(2‐oxoindolin‐3‐ylidene)‐benzohydrazonamides

    Article • Archiv der Pharmazie, October 2019, Wiley

    Mohsen Gomaa

  3. Catalyst-free direct synthesis of β-enaminones through reaction of benzohydrazonamides with cyclic 1,3-diketones: Access to exocyclic β-enaminones

    Article • Synthetic Communications, September 2019, Taylor & Francis

    Mohsen Gomaa

  4. Amidines: their synthesis, reactivity, and applications in heterocyclic synthesis

    Article • ARKIVOC, September 2018, ARKAT USA, Inc.

    Mohsen Gomaa, Prof. Dr. Stefan Bräse

  5. An efficient and facile synthesis of new tetracyclic fused pyrazolo[4,3-c][1,2,4]triazino[4,5-a]quinolin-4(5H)-ones

    Article • Molecular Diversity, July 2018, Springer Science + Business Media

    Mohsen Gomaa

  6. An Efficient Synthesis of Highly Substituted Spiro[Fluorene-9,3′-[1,2,4]Triazoles from the Reaction of N3-Substituted Amidrazones with (2,4,7-Trinitro-9H-Fluoren-9-Ylidene)Propanedinitrile

    Article • Journal of Chemical Research, March 2018, SAGE Publications

    Mohsen Gomaa

  7. Reaction of Amidrazones with Phthaloyl Chloride-Synthesis of 1,2,4-Triazolium Salts (Part I)

    Article • Journal of Heterocyclic Chemistry, April 2016, Wiley

    Mohsen Gomaa, Prof. Dr. Stefan Bräse

  8. Reaction of Amidrazones with Diaminomaleonitrile: Synthesis of 4-Amino-5-Iminopyrazoles

    Article • Journal of Heterocyclic Chemistry, March 2016, Wiley

    Mohsen Gomaa, Prof. Dr. Stefan Bräse

  9. Reaction of ethyl 2-cyano-3,3-bis(methylthio)acrylate with amidrazones; synthesis of new mercapto pyrazoles and NMR investigation

    Article • Journal of Sulfur Chemistry, July 2015, Taylor & Francis

    Mohsen Gomaa

  10. Synthesis and characterization of novel heterocycles based on tetrazine and hydrazonoyl halides

    Article • European Journal of Chemistry, June 2014, European Journal of Chemistry

    Mohsen Gomaa

  11. One-pot multi-component synthesis of tetrahydroquinazolinones via Biginelli condensation using molecular iodine as a catalyst

    Article • European Journal of Chemistry, December 2013, European Journal of Chemistry

    Mohsen Gomaa

  12. Synthesis, Characterization and Antimicrobial Study of Substituted Benzopyranone Derivatives

    Article • Chemical Science Transactions, June 2013, Chemical Science Transactions

    Mohsen Gomaa

  13. Synthesis and Spectral Analysis of 3,4,5-trichloro-6-(dibenzo[d,f][1,3]diazepin-5-yl)-[1,2]-benzoquinones

    Article • E-Journal of Chemistry, January 2011, Hindawi Publishing Corporation

    Mohsen Gomaa

  14. Facile Synthesis of 2-Aryl-3-phenyl-5-phenylamino-2,5-dihydro-1,2,4-thiadiazole-5-carbonitriles

    Article • Phosphorus Sulfur and Silicon and the Related Elements, June 2008, Taylor & Francis

    Mohsen Gomaa

  15. Rapid and Facile Synthesis of 4-Aryl-5-imino-3-phenyl-1H-naphtho[2,3-f]-1,2,4-triazepine-6,11-diones via the Reaction of Amidrazones with Dicyanonaphthoquinone

    Article • Zeitschrift für Naturforschung B, February 2008, De Gruyter

    Mohsen Gomaa

  16. Reactions of amidrazones with 1,4-quinones

    Article • ARKIVOC, November 2007, ARKAT USA, Inc.

    Mohsen Gomaa

  17. Unusual reactivity of 2,3-diphenylcyclopropenone towards N-imidoyl-thioureas; facile synthesis of 3-aryl-2,5,6-triphenylpyrimidin-4(3H)-one (PART III)

    Article • Journal of Chemical Research, August 2007, SAGE Publications

    Mohsen Gomaa

  18. Unusual reactivity of thiosemicarbazides towards 2,3-diphenylcyclopropenone: synthesis of new pyridazinethiones and 1,2,4-triazolo[4,3-b]pyridazinethiones

    Article • ARKIVOC, April 2007, ARKAT USA, Inc.

    Mohsen Gomaa

  19. Amidrazones in the Synthesis of 1H-1,2,4-Triazoles

    Article • Zeitschrift für Naturforschung B, October 2006, De Gruyter

    Mohsen Gomaa

  20. Synthesis of novel thiazole and pyrrolothiadiazine derivatives from aldehyde thiosemicarbazones

    Article • Heteroatom Chemistry, April 2006, Wiley

    Mohsen Gomaa

  21. New cycloaddition of diarylazines with 1,2-dehydrobenzene, 1,1,2,2-tetracyanoethylene, and dibenzoylacetylene — Facile synthesis of acridinones, pyrazolidine, and pyridazine derivatives

    Article • Canadian Journal of Chemistry, January 2005, Canadian Science Publishing

    Mohsen Gomaa

  22. New Dipyrrinonols Derived from 2,3-Dihydro-1H-pyrrol-3-ones

    Article • Monatshefte für Chemie - Chemical Monthly, October 2004, Springer Science + Business Media

    Mohsen Gomaa

  23. 2-Spiroanellated 1,3-Benzodioxoles from the Reaction of 2,3-Dihydro-1H-pyrrol-3-ones with Tetrachloro-1,2-benzoquinone

    Article • Monatshefte für Chemie - Chemical Monthly, September 2004, Springer Science + Business Media

    Mohsen Gomaa

  24. Reaction of N1,N2-Diarylamidines with 2,3-Diphenylcyclopropenone

    Article • Zeitschrift für Naturforschung B, May 2004, De Gruyter

    Mohsen Gomaa

  25. Tribenzoyldihydropyridinols from dibenzoylacetylene and imines

    Article • Journal of Chemical Research, January 2004, SAGE Publications

    Mohsen Gomaa

  26. Reaction of N1,N2-diarylamidines with 3,4,5,6-tetrachloro-1,2-benzoquinone

    Article • Tetrahedron, July 2003, Elsevier

    Mohsen Gomaa

  27. An efficient and facile synthesis of substituted cinnoline and benzo[h]cinnoline derivatives

    Article • Tetrahedron Letters, April 2003, Elsevier

    Mohsen Gomaa

  28. Reaction ofN 1,N 2-Diarylamidineswith (2,3-Diphenylcyclopropen-1-ylidene)propanedinitrile:Synthesis of [2-Arylamino-4(1H)-pyridinylidene]-propanedinitriles

    Article • Synthesis, January 2003, Thieme Publishing Group

    Mohsen Gomaa

  29. Reaction of diimines and azines with diphenylcyclopropenone

    Article • Journal of the Chemical Society Perkin Transactions 1, January 2002, Royal Society of Chemistry

    Mohsen Gomaa

  30. Reaction of N1, N2-diarylamidines with 2-(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene) propanedinitrile

    Article • Journal of Chemical Research, September 2001, SAGE Publications

    Mohsen Gomaa

  31. Reaction ofN1,N2-Diarylacetamidines with Ethyl 2-Oxoindolin-3-ylidenecyanoacetate and Benzylidenemalononitriles

    Article • Bulletin of the Chemical Society of Japan, March 1999, The Chemical Society of Japan

    Mohsen Gomaa

  32. Reaction ofN1,N2-diarylacetamidines with (2,4,7-trinitro-9H-fluoren-9-ylidene)propanedinitriles

    Article • Journal of Heterocyclic Chemistry, March 1998, Wiley

    Mohsen Gomaa

  33. Reaction of Symmetric N1,N2-Diarylamidines with α-Bromoacetophenone and Ethyl 2-Bromoethanoate

    Article • Journal of Chemical Research Synopses, January 1998, Royal Society of Chemistry

    Mohsen Gomaa

  34. Reaction of Triazene 1-Oxides: Novel Synthesis of Solid Arenediazonium Chlorides†

    Article • Journal of Chemical Research Synopses, January 1997, Royal Society of Chemistry

    Mohsen Gomaa

  35. Reaction of N1,N2-Diarylacetamidines with Alkynic Dienophiles: Synthesis of New Pyridin-2-one Derivatives

    Article • Journal of Chemical Research Synopses, January 1997, Royal Society of Chemistry

    Mohsen Gomaa

  36. Reaction of N 1 ,N 2 -Diarylacetamidines with2,3-Dicyano-1,4-naphthoquinone†

    Article • Journal of Chemical Research Synopses, January 1997, Royal Society of Chemistry

    Mohsen Gomaa

  37. Reaction of N1,N2-diarylamidines with dicyanomethylene compounds

    Article • Journal of the Chemical Society Perkin Transactions 2, January 1996, Royal Society of Chemistry

    Mohsen Gomaa

  38. Reaction of Imines with Naphthoquinones and 2-(Dicyanomethylene)-1,3-indandione

    Article • Bulletin of the Chemical Society of Japan, November 1995, The Chemical Society of Japan

    Mohsen Gomaa

  39. Reaction of N1, N2-diarylamidines with chloranil and 2,3-dichloro-1,4-naphthoquinone

    Article • Journal of Heterocyclic Chemistry, March 1995, Wiley

    Mohsen Gomaa

  40. Reaction of Amidine Phenylogous withp-Benzoquinones

    Article • Bulletin of the Chemical Society of Japan, June 1991, The Chemical Society of Japan

    Mohsen Gomaa