Search for "phosphonamide" in Full Text gives 4 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2023, 19, 487–540, doi:10.3762/bjoc.19.38
Beilstein J. Org. Chem. 2022, 18, 1471–1478, doi:10.3762/bjoc.18.154
Beilstein J. Org. Chem. 2014, 10, 2087–2088, doi:10.3762/bjoc.10.217
Beilstein J. Org. Chem. 2014, 10, 1848–1877, doi:10.3762/bjoc.10.195