Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Ayada Djafri"'
Publikováno v:
Molbank, Vol 2021, Iss 4, p M1284 (2021)
Based on recent discoveries concerning the numerous biological properties of thiazolidinones and thiosemicarbazones, new N-substituted heterocyclic derivatives have been designed by combining the indole ring with thioxothiazolidinone, thiazolidinone
Externí odkaz:
https://doaj.org/article/589179aa2e774eb0be6df32d4498f599
Autor:
Youcef Megrouss, Fayssal Triki Baara, Nourdine Boukabcha, Abdelkader Chouaih, Antonis Hatzidimitriou, Ayada Djafri, Fodil Hamzaoui
Publikováno v:
Acta Chimica Slovenica, Vol 66, Iss 2, Pp 490-500 (2019)
In this paper we report the synthesis and characterization of the (Z)-3-N-(ethyl)-2-N'-((3-methoxyphenyl)imino)thiazolidine-4-one by means of FT-IR, 1H and 13C NMR and by single crystal X-ray diffraction. The experimental determination of the crystal
Externí odkaz:
https://doaj.org/article/d63c870f0bd34962a48434e092970503
Autor:
Ahmed Djafri, Fouzia Perveen, Nadia Benhalima, Nawel Khelloul, Rachida Rahmani, Ayada Djafri, Abdelkader Chouaih, Mohammed Benali Kanoun, Souraya Goumri-Said
Publikováno v:
Heliyon, Vol 6, Iss 12, Pp e05754- (2020)
We reported an experimental and theoretical spectroscopic studies of (2Z,5Z)-5-(4-nitrobenzylidene)-3-N (2-methoxyphenyl)-2-N’ (2-methoxyphenylimino) thiazolidin-4-one (C24H19N3O5S) molecule, using FT-IR, NMR spectroscopy, and density functional th
Externí odkaz:
https://doaj.org/article/84bd57225a9540578afa4a17f7e351b3
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 4, Pp 511-514 (2017)
In the title compound, C24H19N3O5S, the thiazole ring (r.m.s. deviation = 0.012 Å) displays a planar geometry and is surrounded by three fragments, two methoxyphenyl and one nitrophenyl. The thiazole ring is almost in the same plane as the nitrophen
Externí odkaz:
https://doaj.org/article/2e9aaac5771c4068af7bc1e9c74e1775
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 2, Pp 173-176 (2017)
In the title compound, C18H20N4O3S, the 1,2,4-triazole ring is twisted with respect to the mean plane of quinoline moiety at 65.24 (4)°. In the crystal, molecules are linked by weak C—H...O and C—H...N hydrogen bonds, forming the three-dimension
Externí odkaz:
https://doaj.org/article/c4a6cf54351a4da290c76d57bffb01bc
Autor:
Abdelkader Chouaih, Khaled Toubal, Nadia Benhalima, Rachida Rahmani, Ayada Djafri, Fodil Hamzaoui
Publikováno v:
Acta Chimica Slovenica, Vol 63, Iss 3, Pp 619-626 (2016)
The title compound (Z)-5-(4-chlorobenzylidene)-3-(2-ethoxyphenyl)-2-thioxothiazolidin-4-one, called (CBBTZ) was characterized by X-ray single crystal diffraction, 1H-NMR and 13C-NMR spectra. The compound crystallizes in the triclinic space group P-1
Externí odkaz:
https://doaj.org/article/8e212b13ac0341cf9add6d2b1b955eee
Autor:
Rachida Rahmani, Ahmed Djafri, Jean-Claude Daran, Ayada Djafri, Abdelkader Chouaih, Fodil Hamzaoui
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 2, Pp 155-157 (2016)
In the title compound, C26H21N3O5S, the thiazole ring is nearly planar with a maximum deviation of 0.017 (2) Å, and is twisted with respect to the three benzene rings, making dihedral angles of 25.52 (12), 85.77 (12) and 81.85 (13)°. In the crystal
Externí odkaz:
https://doaj.org/article/fb04b56847e14ef7b591068c14eaa753
Publikováno v:
Molecules, Vol 19, Iss 3, Pp 3068-3083 (2014)
We present herein the synthesis in good yields of two series of highly functionalized thiazolidinone derivatives from the reactions of various 4-phenyl-3-thio-semicarbazones with ethyl 2-bromoacetate and diethyl acetylenedicarboxylate, respectively.
Externí odkaz:
https://doaj.org/article/7994c68f3b8f46b1b22e08d9a07d2e7a
Publikováno v:
Molecules, Vol 17, Iss 3, Pp 3501-3509 (2012)
As part of our project devoted to the synthesis of heterocycles including thiazole rings, some new 5-arylidene-2-thioxo-3-N-arylthiazolidin-4-ones were synthesized by Knoevenagel condensation. An interesting feature of these compounds is that their c
Externí odkaz:
https://doaj.org/article/8138cf47e46c4a1699f0261e267517d4
Publikováno v:
Molecules, Vol 14, Iss 11, Pp 4634-4643 (2009)
A new process is described for preparing very pure linear alkanethiols and linear α,ω-alkanedithiols using a sequential alkylation of the title compound, followed by a ring closure to quantitatively give the corresponding 3-methyl[1,3]thiazolo[3,2-
Externí odkaz:
https://doaj.org/article/80f3e0973a7441b299c397c84c9e6f80