نتایج جستجو برای: triazine derivatives
تعداد نتایج: 107238 فیلتر نتایج به سال:
To help elucidate the mechanism of dechlorination of chlorinated triazines via metallic iron, terbutylazine (TBA: 2-chloro-4-ethylamino-6-terbutylamino-1,3,5-triazine), deisopropyl atrazine (DIA: 2-amino-4-chloro-6-ethylamino-1,3,5-triazine), and chlorinated dimethoxy triazine (CDMT: 2-chloro-4,6-dimethoxy-1,3,5-triazine) were degraded via zero valent iron under controlled pH conditions. The lo...
In the title methanol-solvated salt, C14H19Cl3N5O2 (+)·Cl(-)·CH3OH, the triazine mol-ecule is protonated at one of the triazine N atoms. In the crystal, the triazine cations are linked through a pair of N-H⋯N hydrogen bonds, with graph-set R 2 (2)(8), forming an inversion dimer. The protonated N atom and the 2- and 4-amino groups of the triazine cation inter-act with the chloride anion through ...
A series of novel fused heterocyclic compounds bearing benzo[4,5]imidazo[1,2-d][1,2,4]triazine 4a-4w were designed and conveniently synthesized via the intermediates 2-(halogenated alkyl)-1H-benzo[d]imidazoles 2a, 2b, and 2-((1-(substituted phenyl)hydrazinyl)alkyl)-1H-benzo[d]imidazoles 3a-3g. The structures of all target compounds were characterized by FT-IR, ¹H NMR, 13C NMR, and EI-MS, of whi...
In the title 1,2,4-triazine derivative, C(17)H(19)N(3)O(3), the heterocyclic ring is planar (r.m.s. deviation = 0.040 Å) and effectively coplanar with the adjacent phenyl ring [dihedral angle = 4.5 (2)°] but almost perpendicular to the (cyclo-hex-3-en-1-ylmeth-oxy)methyl residue [N-N-C-O torsion angle = 71.6 (5)°], so that the mol-ecule has an 'L' shape. Supra-molecular chains along [001] are f...
A new dimension: The doping of amorphous poly(triazine imide) (PTI) through ionothermal copolymerization of dicyandiamide with 4-amino-2,6-dihydroxypyrimidine (4AP) results in triazine-based carbon nitrides with increased photoactivity for water splitting compared to crystalline poly(triazine imide) (PTI/Li(+)Cl(-), see picture) and melon-type carbon nitrides. This family of carbon nitride semi...
Structure-activity relationships of the 3,5-diamino-piperidinyl triazine series, a novel class of bacterial translation inhibitors, are described. Optimization was focused on the triazine C-4 position in which aromatic substituents that contained electron-withdrawing groups led to potent inhibitors. The initial lack of antibacterial activity was correlated with poor cellular penetration. Whole ...
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