نتایج جستجو برای: phenyl ring effect

تعداد نتایج: 1770371  

A group of regioisomeric 5-oxo-1,4,5,6,7,8 hexahydroquinoline derivatives possessing a COX-2 SO2Me pharmacophore at the para position of the C-2 or C-4 phenyl ring, in conjunction with a C-4 or C-2 phenyl (4-H) or substituted-phenyl ring (4-F,4-Cl,4-Br,4-OMe,4-Me, 4-NO2), were designed for evaluation as selective cyclooxygenase-2 (COX-2) inhibitors. These target 5-oxo-1,4,5,6,7,8 hexahydroquino...

A group of regioisomeric 5-oxo-1,4,5,6,7,8 hexahydroquinoline derivatives possessing a COX-2 SO2Me pharmacophore at the para position of the C-2 or C-4 phenyl ring, in conjunction with a C-4 or C-2 phenyl (4-H) or substituted-phenyl ring (4-F,4-Cl,4-Br,4-OMe,4-Me, 4-NO2), were designed for evaluation as selective cyclooxygenase-2 (COX-2) inhibitors. These target 5-oxo-1,4,5,6,7,8 hexahydroquino...

Journal: :the iranian journal of pharmaceutical research 0
ali razmi 1- department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. 2- pharmacology and applied medicine department of medicinal plants research center, institute of medicinal plants, acecr, karaj, iran. afshin zarghi department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. sara arfaee department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. nima naderi department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. mehrdad faizi department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran.

chalcone (1,3-diarylprop-2-en-1-one) derivatives have been introduced as selective cyclooxygenase-2 inhibitors. in the present study, anti-nociceptive and anti-inflammatory effects of eight novel compounds were evaluated in male mice and wistar rats by using the writhing and formalin-induced paw edema tests respectively. the activities of the compounds were compared with celecoxib as a referenc...

2008
Pierre Koch Dieter Schollmeyer Stefan Laufer

In the crystal structure of the title compound, C(25)H(25)FN(2)O(3), the pyridine ring makes dihedral angles of 75.1 (3), 39.4 (3) and 74.6 (3)° with the phenyl ring, the carbamate plane and the 4-fluoro-phenyl ring, respectively. The phenyl ring makes dihedral angles of 77.2 (3) and 23.6 (3)° with the carbamate plane and the 4-fluoro-phenyl ring, respectively. The 4-fluoro-phenyl ring is perpe...

Journal: :the iranian journal of pharmaceutical research 0
mehrdad faizi department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. majid sheikhha department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. nematollah ahangar pharmaceutical sciences research center and department of toxicology/pharmacology, faculty of pharmacy, mazandaran university of medical sciences, sari, iran hamed tabatabaei ghomi department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. abbas shafiee department of medicinal chemistry, school of pharmacy, tehran university of medical sciences, tehran, iran. sayyed abbas tabatabai department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran.

new derivatives of 2-[2-(2-chlorophenoxy)phenyl]-1,3,4-oxadiazole as candidates for agonistic effect on benzodiazepine receptors were synthesized. conformational analysis and superimposition of energy minima conformers of the novel compounds on estazolam, a known benzodiazepine agonist, revealed that the main proposed benzodiazepine pharmacophores were well matched. in pharmacological evaluatio...

Journal: :Molecules 2017
Huey Chong Kwong Siau Hui Mah Tze Shyang Chia Ching Kheng Quah Gin Keat Lim C S Chidan Kumar

Adamantyl-based compounds are clinically important for the treatments of type 2 diabetes and for their antiviral abilities, while many more are under development for other pharmaceutical uses. This study focused on the acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) inhibitory activities of adamantyl-based ester derivatives with various substituents on the phenyl ring using Ellman'...

Journal: :The Journal of organic chemistry 2015
Vincent de Paul N Nziko Steve Scheiner

Density functional methods are used to examine the geometries and energetics of molecules containing a phenyl ring joined to the trigonal bipyramidal SF3 framework. The phenyl ring has a strong preference for an equatorial position. This preference remains when one or two ether -CH2OCH3 groups are added to the phenyl ring, ortho to SF3, wherein an apical structure lies nearly 30 kcal/mol higher...

Chalcone (1,3-diarylprop-2-en-1-one) derivatives have been introduced as selective cyclooxygenase-2 inhibitors. In the present study, anti-nociceptive and anti-inflammatory effects of eight novel compounds were evaluated in male mice and Wistar rats by using the writhing and formalin-induced paw edema tests respectively. The activities of the compounds were compared with celecoxib as a referenc...

2010
F. Nawaz Khan P. Manivel V. Krishnakumar Venkatesha R. Hathwar Seik Weng Ng

The title compound, C(30)H(20)ClN(3), is composed of a diaryl-substituted pyrazole ring connected to an aryl-substituted isoquinoline ring system with a dihedral angle of 65.1 (1)° between the pyrazole ring and the isoquinoline ring system. The 3-phenyl and 4-phenyl substitutents are twisted by 8.1 (1) and 43.0 (1)°, respectively, with respect to the pyrazole ring. The chloro-phenyl ring and th...

2011
Hong Dae Choi Pil Ja Seo Byeng Wha Son Uk Lee

In the title compound, C(20)H(12)ClFO(2)S, the O atom and the phenyl ring of the phenyl-sulfinyl substituent lie on opposite sides of the plane of the benzofuran fragment; the phenyl ring is almost perpendicular to this plane [82.44 (5)°]. The 4-fluoro-phenyl ring is rotated out of the benzofuran plane, making a dihedral angle of 20.83 (6)°.

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