Replication data of Lotsch group for: "Direct and Linker-Exchange Alcohol-Assisted Hydrothermal Synthesis of Imide-Linked Covalent Organic Frameworks"
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https://darus.uni-stuttgart.de/citation?persistentId=doi:10.18419/darus-2777
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Covalent organic frameworks (COFs) are an extensively studied class of porous materials, which distinguish themselves from other porous polymers in their crystallinity and high degree of modularity, enabling a wide range of applications. However, the established synthetic protocols for the synthesis of stable and crystalline COFs, such as imide-linked COFs, often requires the use of high boiling solvents and toxic catalysts, making their synthesis expensive and environmentally harmful. Herein, we report a new environmentally friendly strategy - an alcohol-assisted hydrothermal polymerization approach (aaHTP) for the synthesis of a wide range of crystalline and porous imide-linked COFs. This method allows us to gain access to new COFs and to avoid toxic solvents by up to 90% through substituting commonly used organic solvent mixtures with water and small amounts of n-alcohols without being restricted to water-soluble linker molecules. Additionally, we use the aaHTP to demonstrate an eco-friendly COF-to-COF transformation of an imine-linked COF into a novel imide-linked COF via linkage replacement, inaccessible using published reaction conditions. This dataset contains all data from analytical measurements including FT-IR spectra (*.csv), raw XRRD patterns (*.xyd), 1H, 13C, 15N NMR spectra (*.csv), Ar sorption isotherms (*.txt), TEM images (*.tif), and simulated COF structure files (*.cif) mentioned under the related publication. The data from each anaytical measurement is summarized in a folder named with the measurement.
创建时间:
2023-01-01



