Novel Layered Lead(
<scp>II</scp>
) Aminodiphosphonates with Carboxylate‐Sulfonate and 1,3,5‐Benzenetricarboxylate Ligands as Pendant Groups or Intercalated Species
作者:Shao‐Ming Ying、Jiang‐Gao Mao
DOI:10.1002/ejic.200300607
日期:2004.3
of lead(II) carbonate with 3-sulfobenzoic acid, 3-HO3S−C6H4−CO2H, and isopropylimino-bis(methylenephosphonic acid), (CH3)2CHN(CH2PO3H2)2 (H4L1), gave a new layered lead(II) carboxylate-phosphonate, Pb7(3-O3S−C6H4−CO2)(L1)3(H2O)2·2H2O (1), whereas the hydrothermal reaction of lead(II) carbonate with 1, 3,5-benzenetricarboxylic acid (H3BTC) and N-cyclohexylimino-bis(methylenephosphonic acid), C6H11N(CH2PO3H2)2
碳酸铅 (II) 与 3-磺基苯甲酸、3-HO3S-C6H4-CO2H 和异丙基亚氨基-双(亚甲基膦酸)、(CH3)2CHN(CH2PO3H2)2 (H4L1) 发生水热反应,得到新的层状铅( II) 羧酸-膦酸盐,Pb7(3-O3S-C6H4-CO2)(L1)3(H2O)2·2H2O (1),而碳酸铅 (II) 与 1, 3,5-苯三甲酸的水热反应( H3BTC) 和 N-环己基亚氨基-双(亚甲基膦酸),C6H11N(CH2PO3H2)2 (H4L2),得到层状复合物 Pb3(HL2)(H2L2)(H2BTC)(H2O)·H3BTC·H2O (2)。配合物 1 的结构包含铅 (II) 羧酸盐 - 膦酸盐杂化层,羧酸盐 - 磺酸盐配体的磺酸盐基团作为侧基。在配合物 2 中,铅 (II) 离子通过桥连二膦酸盐配体相互连接,形成二膦酸铅 (II) 板,它们通过非配位膦酸酯氧原子之间的氢键进一步相互连接,形成一层。双质子化