Solution-state nuclear magnetic resonance (NMR) spectroscopy is the classical NMR spectroscopy approach used for molecular structure determination, where the experimental sample is studied while ...

New oxidized ent-kaurane and ent-norkaurane derivatives were synthezised starting from kaurenoic acid. The spectroscopic characterization of all compounds is reported. diterpenes; kaurenoic acid; ...

Department of Biological Chemistry, Johns Hopkins School of Medicine, Baltimore, Maryland 21205, Department of Chemistry, The Catholic University of America, Washington, D.C. 20064, and Department of ...

Department of Biochemistry and Molecular Biophysics, Columbia University, New York, New York 10032, United States ...