Flux synthesis of two new open-framework zinc phosphites with 16-ring channels

Flux synthesis of two new open-framework zinc phosphites with 16-ring channels
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两种新型开放式16环通道亚磷酸锌的助熔剂合成

DOI:
10.1016/j.micromeso.2010.01.023
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发表时间:
2010-06
影响因子:
5.2
通讯作者:
Yaoqiang Chen
Yaoqiang Chen
中科院分区:
材料科学2区
文献类型:
--
作者:
Zhien Lin;Xiuchao Luo;Maochu Gong;Yaoqiang Chen

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采用H3 PO 3助熔剂法合成了两种新的三维开放骨架亚磷酸锌(H2 aep)2·Zn 6(HPO 3)8(1)和H3 taea·Zn 3(HPO 3)4.5(2),其中aep=1-(2-氨乙基)哌嗪,taea=三(2-氨乙基)胺.化合物1具有3,4-连接的骨架,其中(4,6,8)片层通过共享角的4-环链连接。化合物2具有由五个稠合的4-环构成的3-连接片层,其进一步通过HPO 3单元连接以形成三维结构。在这两种结构中存在大的16环通道是值得注意的。晶体数据:1,单斜晶系,P21/c,a=18.8613(7)θ,B=9.0856(5)θ,c=24.9485(8)θ,β=107.211(6)°,V=4083.9(3)θ 3,Z=4,R1=0.0457,wR 2 =0.1050; 2,单斜晶系,C2/c,a=28.911(2)π,B=8.302(3)π,c=19.513(3)π,β=103.715(16)°,V=4549.8(17)π 3,Z=4,R1=0.0428,wR 2 =0.1165。
Two new three-dimensional open-framework zinc phosphites, (H2aep)2·Zn6(HPO3)8(1) and H3taea·Zn3(HPO3)4.5(2) have been synthesized by the H3PO3flux method, where aep=1-(2-aminoethyl)piperazine and taea=tris(2-aminoethyl)amine. Compound 1 has a 3,4-connected framework with (4,6,8) sheets connected by corner-sharing 4-ring chains. Compound 2 has 3-connected sheets built from quintuple-fused 4-rings, which are further linked by HPO3units to form the three-dimensional structure. The presence of large 16-ring channels in the two structures is noteworthy. Crystal data: 1, monoclinic, P21/c, a=18.8613(7)Å, b=9.0856(5)Å, c=24.9485(8)Å, β=107.211(6)°, V=4083.9(3)Å3, Z=4, R1=0.0457, wR2=0.1050; 2, monoclinic, C2/c, a=28.911(2)Å, b=8.302(3)Å, c=19.513(3)Å, β=103.715(16)°, V=4549.8(17)Å3, Z=4, R1=0.0428, wR2=0.1165.
12环通道三维开放骨架亚磷酸锌和亚磷酸草酸锰的助熔剂合成
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