1 H NMR spectrum Estimate the number of hydrogens from the integrals in the 1 H NMR ... Coupling partners share identical coupling constants! Do not forget geminal coupling between non-isochronous CH ...

Department of Chemical and Petroleum Engineering, Center for Environmentally Beneficial Catalysis, and Wonderful Institute for Sustainable Engineering, University of Kansas, Lawrence, Kansas 66045, ...

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No side-reactions occurred during the debromination, and the NMR spectra of the final product confirmed the near 100% purity of the pinoresinol. In summary, we have developed a feasible method for the ...