نتایج جستجو برای: v triazine

تعداد نتایج: 306140  

Journal: :Crystals 2023

The pincer ligand 2,4-bis(3,5-dimethyl-1H-pyrazol-1-yl)-6-methoxy-1,3,5-triazine (bpmt) was used to synthesize the novel [Na(bpmt)2][AuCl4] complex through self-assembly method. In this complex, Na(I) ion is hexa-coordinated with two tridentate N-pincer ligands (bpmt). bpmt units are meridionally coordinated via one short Na-N(s-triazine) and slightly longer Na-N(pyrazole) bonds, resulting in a...

2006

high priority at military facilities where site management costs can be very high. A novel approach to control plume migration utilizes electrolytic permeable reactive barriers to degrade these chemical in situ. This research focuses on characterizing the relationship between electrode surface morphology and composition with the rate of electrochemical reduction for mixtures of cyclic nitramine...

Journal: :E3S web of conferences 2021

The composition of oilfield water is complex and diverse. development application corrosion inhibitors can effectively inhibit the pipelines equipment by water. ions in produced Jidong Oilfield were determined instrumental analysis chemical analysis. Triazine prepared from ethanolamine formaldehyde as inhibitor was evaluated weight loss method. inhibition experiments carried out ancient samples...

Journal: : 2023

The current study involved synthesis of several new N-Substituted -
 3- chloro -2- azetidinones for 2,4-Diamino-6-phenyl-1,3,5-triazine by two
 steps. first step includes preparation Schiff bases (Al-A6) by
 condensation 2,4-Diamino-6-pheny]-1,3,5-triazine with many substituted
 aldehydes, then the second six azetidinone
 compounds (B1-B6) reaction acetyl chloride the&#...

Journal: :KOBUNSHI RONBUNSHU 2000

Journal: :Clinical chemistry 1964
D S FISCHER D C PRICE

A simple, specific and reproducible serum iron method is described using the recently synthesized and highly sensitive chromogen, tripyridyl-S-triazine. The absorbance of this chromogen is compared to other iron reagents. Procedural modifications are given for using the Ramsay iron-binding capacity method with this serum iron procedure. The normal values found agree with most of those in the li...

Journal: :Organic & biomolecular chemistry 2017
Patrycja A Hopkins Lisa S McCoy Yitzhak Tor

To display favorable fluorescent properties, the non-emissive native nucleosides need to be modified. Here we present a motif that relies on conjugating 5-membered aromatic heterocycles (e.g., thiophene) to a 6-azapyrimidine (1,2,4-triazine) core. Synthetic accessibility and desirable photophysical properties make these nucleosides attractive candidates for enzymatic incorporation and biochemic...

2012
Miles Congreve Stephen P. Andrews Andrew S. Doré Kaspar Hollenstein Edward Hurrell Christopher J. Langmead Jonathan S. Mason Irene W. Ng Benjamin Tehan Andrei Zhukov Malcolm Weir Fiona H. Marshall

Potent, ligand efficient, selective, and orally efficacious 1,2,4-triazine derivatives have been identified using structure based drug design approaches as antagonists of the adenosine A(2A) receptor. The X-ray crystal structures of compounds 4e and 4g bound to the GPCR illustrate that the molecules bind deeply inside the orthosteric binding cavity. In vivo pharmacokinetic and efficacy data for...

Journal: :Chemical communications 2006
Padavattan Govindaswamy David Linder Jérôme Lacour Georg Süss-Fink Bruno Therrien

Self-assembly of 2,4,6-tripyridyl-1,3,5-triazine (tpt) subunits with arene ruthenium building blocks and oxalato bridges affords cationic triangular metallo-prisms of the type [Ru6(arene)6(tpt)2(C2O4)3]6+ (arene = C6Me6 and p-Pr(i)C6H4Me); the unexpected double helical chirality of the metallo-prisms observed in the solid state persists in solution giving rise to two different stereodynamic pro...

Journal: :Chemical communications 2015
Eduardo Beltrán Matteo Garzoni Beatriz Feringán Alberto Vancheri Joaquín Barberá José Luis Serrano Giovanni M Pavan Raquel Giménez Teresa Sierra

Fully consistent X-ray data and molecular dynamics simulations on new star-shaped liquid crystals yield two nanosegregated architectures with a coaxial stacking of two functional discotic units: tris(triazolyl)triazine and triphenylene. Analysis of lattice order along the principal axes reveals preferential staggered arrangement of the stacked molecules in the columnar assembly.

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