نتایج جستجو برای: dimethyl formamide pulping
تعداد نتایج: 28423 فیلتر نتایج به سال:
The title organometallic complex, [Bi(C(6)H(5))(C(6)H(4)NO(3))(2)(C(3)H(7)NO)], features a Bi(III) atom in a distorted pentagonal-pyramidal coordination by two N,O-donating bidentate 3-hy-droxy-picolinate (3-hpic) ligands, one monodentate dimethyl-formamide (dmf) mol-ecule and one phenyl ring. The C atom of the aryl ligand occupies the apical position of the BiCN(2)O(3) coordination polyhedron,...
The asymmetric unit of the title compound [Zn(8)(C(16)H(12)N(2)O(4))(4)(H(2)O)(4)]·6C(3)H(7)NO, consists of eight Zn(II) cations, four tetra-valent anionic ligands, L(4-) (L(4-) = 3,3'-(1E,1'E)-(ethane-1,2-diylbis(azan-1-yl-1-yl-idene))bis-(methan-1-yl-1-yl-idene)dibenzene-1,2-bis-(olate), four coordinated water mol-ecules and six N,N-dimethyl-formamide solvate mol-ecules. The coordination comp...
In the bimetallic cyanide-bridged title complex, [Fe(0.98)HoRu(0.02)(CN)(6)(C(3)H(7)NO)(4)(H(2)O)(3)]·H(2)O, the Ho(III) ion is in a slightly distorted square-anti-prismatic arrangement formed by seven O atoms from four dimethyl-formamide (DMF) mol-ecules and three water mol-ecules, and one N atom from a bridging cyanide group connected with the Fe(III) atom which is octa-hedrally coordinated b...
The asymmetric unit of the title coordination polymer, [Y(2)(C(8)H(5)NO(4))(3)(C(3)H(7)NO)(4)](n), contains one Y(3+) ion, three half-mol-ecules of the 2-amino-benzene-1,4-dicarboxyl-ate (abz) dianion and two O-bonded N,N-dimethyl-formamide (DMF) mol-ecules. Each abz half-mol-ecule is completed by crystallographic inversion symmetry and its -NH(2) group is disordered in each case [relative occu...
In the title complex, [Cd(C(8)H(9)N(2)O(4))(2)(H(2)O)(2)]·2C(3)H(7)NO, the six-coordinate Cd(II) ion is in a slightly distorted octa-hedral environment, defined by two O atoms from two coordinated water mol-ecules and two carboxyl-ate O atoms and two N atoms from two N,O-bidentate 5-carb-oxy-2-propyl-1H-imidazole-4-carboxyl-ate ligands. In the crystal, complex mol-ecules and dimethyl-formamide ...
The title compound, [CoCl(2)(C(15)H(24)N(6))(C(3)H(7)NO)], crystallizes as a monomeric complex. The coordination environment around the Co(II) center could be described as a distorted octa-hedron consisting of three N donors from the facially coordinating triaza macrocyclic ligand, one O donor from dimethyl-formamide and two Cl(-) ions. Neutral complex mol-ecules are associated via inter-molecu...
The title compound, C(19)H(30)O(9), was prepared by substitution at the C6 position in 1,2;3,4-di-O-isopropyl-idene-6-O-trifluoro-methane-sulfonyl-d-galactose using sodium eth-oxy-malonate in dimethyl-formamide. The conformation is skew-boat (0)S(2), slightly distorted towards boat B(2,5). The inflexible pyran-ose structure makes the title compound a suitable inter-mediate for further synthetic...
The mandelic acid oxidation has been carried out by benzimidazolium fluorochromate (BIFC), morpholinium (MFC), dichromate (BIDC), chlorochromate (MCC) and tetraethylammonium (TEACC) using different solvents as dimethyl sulphoxide (DMSO), formamide (DMF), chloroform (CF), acetone, dichloromethane (DCM) 1,2-dichloroethane (DCE) at 308K, which results in the corresponding oxoacids formation. By TO...
In the title compound, cis-[PtCl₂(NH₃)₂]·C₃H₇NO, the metal complex mol-ecules are stacked parallel to the b axis, forming close Pt⋯Pt inter-actions of 3.4071 (7) and 3.5534 (8) Å and weak N-H⋯Cl hydrogen bonds between the ammine ligand and the Cl atoms of the neighboring complex. Conventional N-H⋯O hydrogen bonds are formed between ammine ligands and the O atom of adjacent N,N-dimethyl-formamid...
In the title compound, [Cu(C(17)H(30)N(2)O(2))(C(3)H(7)NO)(2)][SbF(6)](2), which is a potential catalyst in the asymmetric Gosteli-Claisen rearrangement, the Cu atom adopts a distorted cis-CuN(2)O(2) square-planar geometry arising from N,N'-bidentate coordin-ation by the chiral ligand and two O-bonded dimethyl-formamide mol-ecules. Two short C-H⋯O contacts occur within the ligand and two weak i...
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