"Crystal Engineering of Metal-Carboxylate Based Coordination Polymers" by Jianjiang Lu

Graduation Year

2004

Document Type

Dissertation

Degree

Ph.D.

Degree Granting Department

Chemistry

Major Professor

Michael J. Zaworotko, Ph.D.

Committee Member

Kyung Woon Jung, Ph.D.

Committee Member

Li-june Ming, Ph.D.

Committee Member

Julie P. Harmon, Ph.D.

Committee Member

Wenbin Lin, Ph.D.

Keywords

Self-Assembly, Supramolecular Chemistry, Metal-Organic Supramolecular Synthons, Topology, NanoScaled Secondary Building Units

Abstract

This dissertation endeavors to delineate practical paradigms for crystal engineering based upon the understanding of supramolecular chemistry and self-assembly, i.e. the design and synthesis of novel functional crystalline materials.

Two basic metal-organic building units, Zn(RCO2)2(py)2 and (L2)M2(RCO2)4 (M = Zn, Cu), as well as nano-scaled secondary building units (nSBUs) that are constructed from Cu2(RCO2)4 are researched and discussed. Design strategies have been developed to propagate these metal-organic synthons into predictable coordination polymer networks. A series of crystal structures, as well as their syntheses and characterization, are presented.

This work demonstrates that supramolecular structures can be designed from pre-selected molecular precursors with the consideration of chemical functionalities and geometrical arrangements. The design strategy represents a practical paradigm for the construction of porous materials as well as interesting networks with special topologies. The modular nature of these metal-organic building units introduces a broad impact on the discovery of novel coordination compounds with potential useful properties.

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