A novel layered compound, [Ni(C 10 H 8N 2) 2V 3O 8 5 ], was hydrothermally synthesized and structurally characterized by single crystal X ray diffraction. The compound crystallizes in monoclinic system, space group P2...A novel layered compound, [Ni(C 10 H 8N 2) 2V 3O 8 5 ], was hydrothermally synthesized and structurally characterized by single crystal X ray diffraction. The compound crystallizes in monoclinic system, space group P2 1/c with a =1 551 8(3) nm, b =1 476 1(3) nm, c =1 048 3(2) nm, β=92 02(3)°, V = 2 399 8 (8) nm 3, Z=4, R=0 046 7, wR 2= 0 085 9.展开更多
The novel amino acid containing polyoxometalate K 6[Cu(Ala) 2(H 2O) 2] 2[Cu 4(H 2O) 2\5(AsW 9O 34 ) 2]·16H 2O was synthesized from the reaction of K 10 [Cu 4(H 2O) 2(AsW 9O 34 ) 2]·20H 2O with β alanine. It...The novel amino acid containing polyoxometalate K 6[Cu(Ala) 2(H 2O) 2] 2[Cu 4(H 2O) 2\5(AsW 9O 34 ) 2]·16H 2O was synthesized from the reaction of K 10 [Cu 4(H 2O) 2(AsW 9O 34 ) 2]·20H 2O with β alanine. Its structure has been determined by single crystal X ray diffraction. It crystallizes in the triclinic space group P1 , with a =1.196 3(2) nm, b =1.536 5(3) nm, c =1.591 4(3) nm, α=93.97(3)°, β=110.88(3)°, γ=101.07(3)°, V =2.651 8(9) nm 3 and Z =1. Least squares refinement of the structure leads to R and R w factors of 0.067 3 and 0.162 8, respectively. An unusual structural feature of the compound is that the polyanion [Cu 4(H 2O) 2(AsW 9O 34 ) 2] 10- is linked with the amino acid complex of Cu 2+ by a μ oxygen atom.展开更多
A new isopolyoxovanadate [Ni(1,10′-phen) 3] 2 [V Ⅳ 2V Ⅴ 8O 26] was hydrothermally synthesized and structurally characterized by the single crystal X-ray diffraction. The compound crystallizes in orthorhombic system...A new isopolyoxovanadate [Ni(1,10′-phen) 3] 2 [V Ⅳ 2V Ⅴ 8O 26] was hydrothermally synthesized and structurally characterized by the single crystal X-ray diffraction. The compound crystallizes in orthorhombic system, space group Pbcn with a=1.362 9(3) nm, b=2.215 6(4) nm, c= 2.571 2(4) nm, V=7.764(2) nm 3, Z=4, R=0.040 3, wR 2=0.044 6. The compound exhibits an unusual empty ellipsoidal cage, which is constructed by eight {V ⅤO 4} tetrahedra and two {V ⅣO 5} square pyramids via corner-sharing modes. The chiral [Ni(1,10′-phen) 3] 2+ complexes act as the counter cations.展开更多
A layered inner tunnel supramolecular compound 1, [(CuI) 2( o phen) 2], was hydrothermally synthesized and structurally characterized by X ray crystal diffraction. It crystallizes in triclinic system, space group P 1 ...A layered inner tunnel supramolecular compound 1, [(CuI) 2( o phen) 2], was hydrothermally synthesized and structurally characterized by X ray crystal diffraction. It crystallizes in triclinic system, space group P 1 with a =0.775 9(2) nm, b =0.907 0(2) nm, c =0.918 94(10) nm, α =96 306(14)°, β = 104.567(16)°, γ =109.421(19)°, V =0.576 8(2) nm 3, Z=1, R=0.034 8, wR =0.092 0.展开更多
A new compound, \[Ni(en)\-3\]\-2\[Ni(en)\-2(H\-2O)\-2\]\[As\-6V\-\{15\}O\-\{42\}\]·4H\-2O, was first prepared by hydrothermal synthesis and characterized by elemental analysis, IR, TGA\|DSC, ESR and single crysta...A new compound, \[Ni(en)\-3\]\-2\[Ni(en)\-2(H\-2O)\-2\]\[As\-6V\-\{15\}O\-\{42\}\]·4H\-2O, was first prepared by hydrothermal synthesis and characterized by elemental analysis, IR, TGA\|DSC, ESR and single crystal X\|ray diffraction. Crystal data: monoclinic, space group \%C\-c, a\%=1\^523 6(3) nm, \%b\%=2\^051 8(4) nm, \%c\%=2\^395 9(5) nm, \%β=97\^41(3)°, V\%=7\^427(3) nm\+3, \%Z=4, R=0\^057 0, wR\-2=0\^135 7\%. The polyanion consists of six AsO\-3 pyramids and fifteen VO\-5 pyramids. Counterions are complex ions with octahedral structure, which consist of NH\-2CH\-2CH\-2NH\-2 and Ni\+\{2+\}.展开更多
Rare earth complex(C 5H 9C 9H 6) 3SmCl -Li +(THF) 4(Ⅰ) was synthesized by reacting anhydrous SmCl 3 with two equivalents of C 5H 9C 9H 6Li. From mix solvent of THF and hexane, red color single crystals were obtained....Rare earth complex(C 5H 9C 9H 6) 3SmCl -Li +(THF) 4(Ⅰ) was synthesized by reacting anhydrous SmCl 3 with two equivalents of C 5H 9C 9H 6Li. From mix solvent of THF and hexane, red color single crystals were obtained. The crystal belongs to a cubic system, space group P 2 13 with unit cell parameters a=b=c =1.754 0(2) nm, α=β=γ =90°, V =5.396 4(11) nm 3, Z =4. The ten coordinated samarium atom is bonded to three cyclopentylindenyl rings and a chlorine atom to form the anionic part of the title complex, ring centroids and the chlorine atom form a tortured tetrahedron around samarium. In the cationic part, lithium atom coordinates to four oxygen atoms of THF molecules to form a normal tetrahedron. The Sm-C(within the same ring) distance varies from 0 268 to 0 299 nm.展开更多
文摘A novel layered compound, [Ni(C 10 H 8N 2) 2V 3O 8 5 ], was hydrothermally synthesized and structurally characterized by single crystal X ray diffraction. The compound crystallizes in monoclinic system, space group P2 1/c with a =1 551 8(3) nm, b =1 476 1(3) nm, c =1 048 3(2) nm, β=92 02(3)°, V = 2 399 8 (8) nm 3, Z=4, R=0 046 7, wR 2= 0 085 9.
文摘The novel amino acid containing polyoxometalate K 6[Cu(Ala) 2(H 2O) 2] 2[Cu 4(H 2O) 2\5(AsW 9O 34 ) 2]·16H 2O was synthesized from the reaction of K 10 [Cu 4(H 2O) 2(AsW 9O 34 ) 2]·20H 2O with β alanine. Its structure has been determined by single crystal X ray diffraction. It crystallizes in the triclinic space group P1 , with a =1.196 3(2) nm, b =1.536 5(3) nm, c =1.591 4(3) nm, α=93.97(3)°, β=110.88(3)°, γ=101.07(3)°, V =2.651 8(9) nm 3 and Z =1. Least squares refinement of the structure leads to R and R w factors of 0.067 3 and 0.162 8, respectively. An unusual structural feature of the compound is that the polyanion [Cu 4(H 2O) 2(AsW 9O 34 ) 2] 10- is linked with the amino acid complex of Cu 2+ by a μ oxygen atom.
文摘A new isopolyoxovanadate [Ni(1,10′-phen) 3] 2 [V Ⅳ 2V Ⅴ 8O 26] was hydrothermally synthesized and structurally characterized by the single crystal X-ray diffraction. The compound crystallizes in orthorhombic system, space group Pbcn with a=1.362 9(3) nm, b=2.215 6(4) nm, c= 2.571 2(4) nm, V=7.764(2) nm 3, Z=4, R=0.040 3, wR 2=0.044 6. The compound exhibits an unusual empty ellipsoidal cage, which is constructed by eight {V ⅤO 4} tetrahedra and two {V ⅣO 5} square pyramids via corner-sharing modes. The chiral [Ni(1,10′-phen) 3] 2+ complexes act as the counter cations.
文摘A layered inner tunnel supramolecular compound 1, [(CuI) 2( o phen) 2], was hydrothermally synthesized and structurally characterized by X ray crystal diffraction. It crystallizes in triclinic system, space group P 1 with a =0.775 9(2) nm, b =0.907 0(2) nm, c =0.918 94(10) nm, α =96 306(14)°, β = 104.567(16)°, γ =109.421(19)°, V =0.576 8(2) nm 3, Z=1, R=0.034 8, wR =0.092 0.
文摘A new compound, \[Ni(en)\-3\]\-2\[Ni(en)\-2(H\-2O)\-2\]\[As\-6V\-\{15\}O\-\{42\}\]·4H\-2O, was first prepared by hydrothermal synthesis and characterized by elemental analysis, IR, TGA\|DSC, ESR and single crystal X\|ray diffraction. Crystal data: monoclinic, space group \%C\-c, a\%=1\^523 6(3) nm, \%b\%=2\^051 8(4) nm, \%c\%=2\^395 9(5) nm, \%β=97\^41(3)°, V\%=7\^427(3) nm\+3, \%Z=4, R=0\^057 0, wR\-2=0\^135 7\%. The polyanion consists of six AsO\-3 pyramids and fifteen VO\-5 pyramids. Counterions are complex ions with octahedral structure, which consist of NH\-2CH\-2CH\-2NH\-2 and Ni\+\{2+\}.
文摘Rare earth complex(C 5H 9C 9H 6) 3SmCl -Li +(THF) 4(Ⅰ) was synthesized by reacting anhydrous SmCl 3 with two equivalents of C 5H 9C 9H 6Li. From mix solvent of THF and hexane, red color single crystals were obtained. The crystal belongs to a cubic system, space group P 2 13 with unit cell parameters a=b=c =1.754 0(2) nm, α=β=γ =90°, V =5.396 4(11) nm 3, Z =4. The ten coordinated samarium atom is bonded to three cyclopentylindenyl rings and a chlorine atom to form the anionic part of the title complex, ring centroids and the chlorine atom form a tortured tetrahedron around samarium. In the cationic part, lithium atom coordinates to four oxygen atoms of THF molecules to form a normal tetrahedron. The Sm-C(within the same ring) distance varies from 0 268 to 0 299 nm.
