نتایج جستجو برای: 4 oxadiazole 2 thione

تعداد نتایج: 3117372  

2009
Min Xie Changquan Deng Jie Zheng Yulin Zhu

The title compound, C(14)H(13)BrN(2)OS, was synthesized from the multicomponent reaction between thio-urea, 4-bromo-benzaldehyde and cyclo-hexane-1,3-dione. The crystal packing is stabilized by inter-molecular N-H⋯O, N-H⋯S, C-H⋯O and C-H⋯S hydrogen bonds. Br⋯O inter-actions [3.183 (3) Å] are also observed in the crystal structure.

Journal: :Acta Crystallographica Section E Structure Reports Online 2010

Journal: :Acta pharmaceutica 2008
Tashfeen Akhtar Shahid Hameed Najim A Al-Masoudi Roberta Loddo Paolo La Colla

A series of new benzothiazole derivatives 6a-h have been synthesized, in five steps, from substituted phenols via the 1,3,4-oxadiazole-2-thiones 5a-h. The in vitro antitumor activity of the compounds obtained was investigated and the benzothiazol derivatives 6d and 6e showed strong effects on leukaemia cell lines CCRF-CEM (CC50=12+/-2 micromol L(-1), 8+/-1 micromol L(-1), respectively). These c...

Journal: :Catalysts 2022

α-Imino gold carbenoid species have been recognized as key intermediates in a plethora of processes involving gold-activated alkynes. Here, we explored the pathways Au(I)-catalyzed [3 + 2] reaction between mild nucleophiles: anthranil, 1,2,4-oxadiazole, or 4,5-dihydro-1,2,4-oxadiazole, and an ynamide, PhC≡C-N(Ts)Me, proceeding via formation aforementioned α-imino carbene intermediate which, aft...

Journal: :Molbank 2023

The novel compound 2-{[4-(4-bromophenyl)piperazin-1-yl)]methyl}-4-(3-chlorophenyl-5-(4-methoxyphenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione is obtained in good yield via a three-step protocol. product’s structure assigned by HRMS, IR, 1H and 13C NMR experiments.

2012
CR Biju K Ilango Manju Prathap K Rekha

1,3,4-Oxadizoles form a biologically important group of compounds having activities like analgesic, anti-inflammatory, bactericidal, antifungal, anticonvulsant, psychotropic, plant growth regulating and mono amino oxidase inhibition. This research has focused on the incorporation of the oxadiazole moiety into isoniazid because of their versatile biological action, to get 2-aryl-5-(4-pyridyl)-1,...

2009
Jing-Jing Ding Yong-Hua Zhang Bang-Tun Zhao Gui-Rong Qu

The title compound, C(5)H(4)Br(2)S(4), consists of a statistically planar, 4-bromo-1,3-dithiole-2-thione unit [maximum deviation from the ring plane 0.001 (2) Å], with a bromo-ethyl-sulfanyl substituent in the 5-position. In the crystal structure, weak inter-molecular S⋯S [3.438 (15) and 3.522 (15) Å] and S⋯Br [3.422 (14) and 3.498 (14) Å] inter-actions generate a three-dimensional supra-molecu...

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