نتایج جستجو برای: s triazine derivatives
تعداد نتایج: 808847 فیلتر نتایج به سال:
The environmental fate of herbicides in estuaries is poorly understood. Estuarine physical transport processes and the episodic nature of herbicide release into surface waters complicate interpretation of water concentration measurements and allocation of sources. Water concentrations of herbicides and two triazine degradation products (CIAT [6-amino-2-chloro-4-isopropylamino-s-triazine] and CE...
1,3,5-Triazine derivative are synthesized by replacement of chloride ions Cyanuric and showing promising biologically activity such as Antibacterial, Antifungal, Antimalarial, Antivirus, Anticancer that’s why interest researches on synthesis derivatives always in focused. The present study reported the 2,4,6-Trisubstituted Microwave mediated Method which gave desired result less time with highe...
This dissertation describes research on the synthesis and characterization of extended heptazine-based, graphite-like carbon nitride materials (CNx), as well as molecular heptazine (C6N7) derivatives. Spurred on by recent triazine to heptazine conversion studies, a structural examination was performed on an amorphous nitrogenrich carbon nitride material formed via the rapid and exothermic self-...
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...
Pharmacological properties of 2 amino-4-[4-(2-hydroxyethyl)-piperazin-1-yl]-6-trifluoromethyl-s-triazine (TR-10) were investigated in mice and rats. Chlorpromazine served as a reference compound. Tr-10 expressed in general the pharmacological profiles as neuroleptic ascertained by anti-methamphetamine activity, supression of conditioned avoidance response, taming effects, decrease in explorator...
The title compound, C(19)H(17)ClN(4), was obtained from the reaction of 3-chloro-5,6-diphenyl-1,2,4-triazine with isobutyronitrile in the presence of lithium diisopropyl-amide as an unexpected product of covalent addition of isobutyronitrile carbanion to the C-5 atom of the 1,2,4-triazine ring. The 2,5-dihydro-1,2,4-triazine ring is essentially planar (r.m.s. deviation = 0.0059 Å) and the 5- an...
The sulfa-thia-zole mol-ecule in the title 1:1 co-crystal, C9H9N3O2S2·C18H12N6, adopts an approximate L-shape [dihedral angle between the five- and six-membered rings = 86.20 (9)°] and features an intra-molecular hypervalent S⋯O inter-action [2.8666 (15) Å]. Overall, the triazine mol-ecule has the shape of a disk as the pendant pyridine rings are relatively close to coplanar with the central ri...
The uptake of the triazine herbicides, atrazine and terbutryn, was determined for two freshwater photosynthetic microorganisms, the green microalga Chlorella vulgaris and the cyanobacterium Synechococcus elongatus. An extremely rapid uptake of both pesticides was recorded, although uptake rate was lower for the cyanobacterium, mainly for atrazine. Other parameters related to the herbicide bioco...
Centripetal chromophores based on the s -triazine core with tuneable properties and excellent two-photon absorption were used for construction of high-quality well-transparent emissive polyimide films.
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