Search for "betulinic acid" in Full Text gives 6 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2022, 18, 1524–1531, doi:10.3762/bjoc.18.161
Beilstein J. Org. Chem. 2022, 18, 1289–1310, doi:10.3762/bjoc.18.135
Beilstein J. Org. Chem. 2021, 17, 1849–1938, doi:10.3762/bjoc.17.126
Beilstein J. Org. Chem. 2020, 16, 3078–3085, doi:10.3762/bjoc.16.257
Beilstein J. Org. Chem. 2018, 14, 1051–1086, doi:10.3762/bjoc.14.93
Beilstein J. Org. Chem. 2014, 10, 34–114, doi:10.3762/bjoc.10.6