Search for "15N NMR spectroscopy" in Full Text gives 4 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2024, 20, 336–345, doi:10.3762/bjoc.20.34
Beilstein J. Org. Chem. 2022, 18, 102–109, doi:10.3762/bjoc.18.11
Beilstein J. Org. Chem. 2017, 13, 2535–2548, doi:10.3762/bjoc.13.250
Beilstein J. Org. Chem. 2016, 12, 1334–1339, doi:10.3762/bjoc.12.126