نتایج جستجو برای: oxadiazoles

تعداد نتایج: 517  

2011
B. SENYUK Y.-K. KIM L. TORTORA O. D. LAVRENTOVICH S.-T. SHIN S. V. SHIYANOVSKII

This page lists questions we have about your paper. The numbers displayed at left can be found in the text of the paper for reference. In addition, please review your paper as a whole for correctness. We address the status of oxadiazole mesogens, C7 and C12, reported to show the biaxial nematic phase, by exploring material aspects (chemical stability, surface anchoring, optical and dielectric p...

Journal: :ChemMedChem 2009
Darren W Engers Alice L Rodriguez Richard Williams Alexis S Hammond Daryl Venable Oluwatomi Oluwatola Gary A Sulikowski P Jeffrey Conn Craig W Lindsley

An iterative analogue library synthesis strategy rapidly developed comprehensive SAR for the mGluR5 ago-potentiator ADX-47273. This effort identified key substituents in the 3-position of oxadiazole that engendered either mGluR5 ago-potentiation or pure mGluR5 positive allosteric modulation. The mGluR5 positive allosteric modulators identified possessed the largest fold shifts (up to 27.9-fold)...

2011
Hoong-Kun Fun Madhukar Hemamalini Nithinchandra Balakrishna Kalluraya

In the title compound, C(19)H(16)N(6)O(3)S, the 3,6-dihydro-1,3,4-thia-diazine ring adopts a twist-boat conformation. The dihedral angle between the meth-oxy-substituted benzene ring and the oxadiazole ring is 71.91 (7)°. In the crystal structure, centrosymmetrically related mol-ecules are linked into dimers via pairs of inter-molecular N-H⋯N hydrogen bonds, generating R(2) (2)(8) ring motifs. ...

Journal: :Revista Virtual de Química 2015

Journal: :International Journal of Sciences 2013

2003

Many organic sulfones have been shown to possess antibacterial, antimalarial, anthelmintic, antilepral, antineoplastic, anti-inflammatory and antidiabetic acitivities. These sulfones are commonly prepared from sodium benzenesulfinate 1-0 which plays an important role in organic synthesis. However the application of 1-0 in solid-phase synthesis has received relatively less attention. This projec...

2012
Yu-Zhen Pan You-Gui Wang Jian-Hui Liu Li-Cheng Sun

In the title compound, C(17)H(15)N(3)OS, the phenothia-zine ring system is slightly bent, with a dihedral angle of 13.68 (7)° between the benzene rings. The dihedral angle between the oxadiazole ring and the adjacent benzene ring is 7.72 (7)°. In the crystal, a π-π inter-action with a centroid-centroid distance of 3.752 (2) Å is observed between the benzene rings of neighbouring mol-ecules.

Journal: :Molecules 2009
Neeraj Kumar Fuloria Vijender Singh Mohammad Shaharyar Mohammad Ali

In this study a series ofnew1-(2-aryl-5-phenethyl-1,3,4-oxadiazol-3(2H)-yl)ethanones 2a-e was synthesized by the cyclization of imines 1a-e using acetic anhydride. The products were evaluated for anti-bacterial and anti-fungal activity. Among the newly synthesized compounds, 1-(2-(4-(dimethylamino)phenyl)-5-phenethyl-1,3,4-oxadiazol-3(2H)-yl)ethanone (2a)and1-(2-(4-chlorophenyl)-5-phenethyl-1,3...

2012
Ali A. El-Emam Adnan A. Kadi Nasser R. El-Brollosy Seik Weng Ng Edward R. T. Tiekink

The title mol-ecule, C(18)H(19)N(3)O(3), lies on a mirror plane that bis-ects the adamantyl group. In the crystal, C-H⋯O and C-H⋯N inter-actions lead to supra-molecular chains along [100]. These assemble into layers in the ab plane via π-π inter-actions [centroid-centroid distance = 3.6548 (7) Å] between the oxadiazole and benzene rings.

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