"Heterocyclic rings
Comparison of donor properties of N heterocyclic rings in Ruthenium complexes by Quantum mechanical calculations
... We observed significant change in the net charges of connecting atoms after coordination with Ru in Ru-ANP complex .Fair change in the values of one electron OX potentials is observed bu[r] ...
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Synthetic and Study the Chelating Activity of Some Polymers Containing Heterocyclic Rings Which Derivative from 1,2,4- Trizol Levofloxacin Acid
... The analytical efficiency of the synthetic chelating polymers studied by the batch method with different transition metals ions (Cd 2+ , Fe 3+ , Cu 2+ ), in terms of the effect of trea[r] ...
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THE STRUCTURE OF A HYDRATED 1-2 COMPLEX OF "ADENYLYL(3'-5')ADENOSINE-PROFLAVINE HEMISULFATE
... Solvent molecules lie in the continuous channels between columns of stacked heterocyclic rings.. Introduction.[r] ...
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Dimethyl 2 [(acridin 9 yl)methylidene]malonate
... In this work, we report the structure of the title compound synthesized by the reaction between acridine-9-carbaldehyde and dimethyl malonate. The mean plane analysis of molecule shows that the acridine ring is ...
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DNA minor groove binders-inspired by nature
... Two molecules of this compound bind side-by-side in the minor groove however, MGBs containing one or more heterocyclic rings other than pyrrole 100 because of the bulky “isopropyl” of th[r] ...
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Structure Based Drug Design and Synthesis of Ibuprofen analogs as Cox Inhibitors
... various heterocyclic rings of synthetic and natural origin have been docked against the COX-2 protein (PDB Code: 3NT1) and the molecules having good interactions similar to those of standard were selected ...
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BENZOTHIAZOLE: DIFFERENT METHODS OF SYNTHESIS AND DIVERSE BIOLOGICAL ACTIVITIES
... Anticancer activity of compounds (1,5) are due to substituent at position 2 nd of aminobenzothiazole. Compound 1 with prop-2-enamido derivative and p-hydroxyphenyl substitution demonstrate most marked effect and possess ...
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Efficient Utilization of 6 Aminouracil to Synthesize Fused and Related Heterocyclic Compounds and Their Evaluation as Prostate Cytotoxic Agents with Cathepsin B Inhibition
... several heterocyclic rings either directly attached or attached through an amino or imino bridges to the C-6 atom of the uracil ring were performed using different strategies utilizing 6-aminouracil as a ...
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fac Tricarbonylchloro(1,10 phenanthroline)rhenium(I)
... Re—C17 distance is ca 0.05 Å longer than the Re—C15 and Re—C16 distances. The bidentate 1,10-phenanthroline deviates slightly from planarity, with a dihedral angle between its two heterocyclic rings of ...
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Synthesis, Characterization and Antibacterial Activities of Some Heterocyclic Compounds from valproic Acid Drug
... of heterocyclic rings, so halogens do not create heterocyclics compounds but may be as substituted group on the compounds ...heterocyclic. Heterocyclic compounds are one or more ...different ...
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S-NICS Investigation for Heterocyclic Anticancer Compounds
... The fundamental of this work is based on random motions of dummy atom in de-shielding spaces of heterocyclic rings for considering the most abundant of points. The majour purpose of random data of several ...
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Synthesis and Characterization of Some New Di-amines Derived from Di-amines Supplemented with Di-heterocyclic Five Membered Rings and Some Aromatic Aldehydes
... and heterocyclic compounds with five membered rings and their derivatives, have enormous biological activity in various area as medicinal and ...-membered heterocyclic rings, perhaps enhance ...
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Kurosh Amitsur Right Jacobson Radical of Type 0 for Right Near Rings
... in rings, matrix units determined by right ideals identify matrix ...of rings involving the matrix rings to near-rings, the right Jacobson radicals of type ν were introduced and studied by the ...
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Visualization of Xylary Rings of Stems of Artemisia tridentata spp Wyomingensis
... xylary rings from stem segments so that characteristics of individual xylary rings among successive segments could be accurately ...xylary rings were given a unique color for ...xylary rings ...
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Exchange rings having stable range one
... positive integer n. In [16], H.-P. Yu proved that every exchange ring of bounded index of nilpotence has stable range one. Now we investigate stable range one conditions over exchange rings by virtue of nilpotent ...
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Synthesis,Characterization, Biological Evaluation and anti corrosion activity of some new bis-piperidone Derivatives
... synthesized compounds showed the parent peak confirming the molecular weight of the compounds. 1 H-NMR spectrum of compound (2a-2d) showed deplete peaks at δ: 6.66 PPm due to aromatic protons of sulphonyl rings ...
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Synthesis of Alkoxy, Heterocyclic and Fused-Rings Derivatives of (S)-Nicotine from Natural Nicotine, Progress towards the total Synthesis of (S)-Macrostomine.
... In pursuit of our goal to make diverse derivatives of fused rings derivatives of nicotine, we explored the potential of making tricyclic compounds. Derivative 174 was attractive because it contained a benzofuran ...
417
On a common generalization of symmetric rings and quasi duo rings
... symmetric rings have been done by many authors over the last several ...GWS rings contains the class of weak symmetric ...symmetric rings are GWS ...
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SI-rings and their extensions as 2-primal rings
... Reduced rings (i.e., rings without nonzero nilpotent elements) are obviously SI -rings, right (left) duo rings are SI -rings by ([12], Lemma 1.2).. Since R is an SI -ring. 11) of Shin [1[r] ...
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Polynomial Rings over Pseudovaluation Rings
... This article concerns the study of skew polynomial rings over PVDs. Let R be a ring and σ be an automorphism of R. We denote the skew polynomial ring R[x,σ ] by S(R). If I is an ideal of R such that I is σ-stable; ...
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