نتایج جستجو برای: n methyl imidazol
تعداد نتایج: 1047740 فیلتر نتایج به سال:
In the present study quantitative structure activity relationship studies were performed on a series of N-{(1H-Benzo[d] Imidazol-1-yl) (Phenyl) Methylene} Benzenamine analogues as antifungal activity using Chem Office ultra 8.0.3. Multiple linear regression analysis was performed to derive quantitative structure activity relationship models which were further evaluated internally as well as ext...
In the title compound, [Fe(C(38)H(38)N(10))](ClO(4))(2)·CH(3)OH, the Fe(II) atom has a distorted octa-hedral coordination environment with four benzimidazol N atoms and two amino N atoms from an N,N,N',N'-tetra-kis-(benzimidazol-2-ylmeth-yl)cyclo-hexane-1,2-trans-diamine ligand. The uncoordinated solvent methanol mol-ecule is hydrogen bonded to an O atom of a perchlorate anion. One of the perch...
We report the synthesis of nine new N-heterocyclic carbene gold bifluoride complexes starting from the corresponding N-heterocyclic carbene gold hydroxides. A new methodology to access N,N'-bis(2,6-diisopropylphenyl)imidazol-2-ylidene gold(I) fluoride starting from N,N'-bis(2,6-diisopropylphenyl)imidazol-2-ylidene gold(I) hydroxide and readily available potassium bifluoride is also reported. Th...
The new poly-imidazole N(8) ligand (S)-2-piperazinemethanamine-1,4-bis[2-((N-(1-acetoxy-3-(1-methyl-1H-imidazol-4-yl))-2-(S)-propyl)-(N-(1-methyl-1H-imidazol-2-ylmethyl)))ethyl]-N-(phenylmethyl)-N-(acetoxy), also named (S)-Pz-(C2-(HisIm))(2) (L), containing three chiral (S) centers, was obtained by a multi-step synthesis and used to prepare dinuclear [Cu(2)(L)](4+) and trinuclear [Cu(3)(L)](6+)...
The ion-exchange behavior of an organomineral material with imidazolium (1-methyl-3-(prop-2-yn-1-yl)-1H-imidazol-3-ium bromide)-modified silica gel was studied for the extraction Ag(I) from nitric acid media. multicomponent systems containing Fe(III), Co(II), Ni(II), Cu(II), Pb(II), and Mn(II) in 100- 1000-fold molar excesses respect to shown occur high selectivity. Based on data X-ray diffract...
Two series of Cd(II) coordination polymers (CPs), {[Cd(bimm)2(H2O)2][(3,4-tdc)2][H2O]2}n (1a), [Cd(3,4-tdc)(bimb)]n (2a), [Cd(3,4-tdc)(bimpy)(H2O)]n (3a) and [Cd(2,3-Htdc)2(bimm)2]n (1b), {[Cd(2,3-tdc)(bimb)](H2O)}n (2b), [Cd(2,3-tdc)(bimpy)(H2O)]n (3b) where H2tdc = thiophenedicarboxylic acid, bimm = 1,2-bis(imidazol-1'-yl)methane, bimb = 1,2-bis(imidazol-1'-yl)butane and bimpy = 3,5-bis(imida...
A novel N,N'-diphosphanyl-imidazol-2-ylidene acts as a stable, hybrid PC(NHC)P ligand for M2 or linear M3 (M = Cu, Ag, Au) arrays with metallophilic interactions.
A series of new N1-(coumarin-7-yl)amidrazones incorporating N-piperazines and related congeners were synthesized by reacting the hydrazonoyl chloride derived from 7-amino-4-methylcoumarin with the appropriate piperazines. The chemical structures of the newly prepared compounds were supported by elemental analyses, ¹H-NMR, ¹³C-NMR, and ESI-HRMS spectral data. The antitumor activity of the newly ...
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