Search for "drug substance" in Full Text gives 7 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2022, 18, 653–659, doi:10.3762/bjoc.18.66
Beilstein J. Org. Chem. 2020, 16, 1636–1648, doi:10.3762/bjoc.16.136
Beilstein J. Org. Chem. 2014, 10, 1999–2012, doi:10.3762/bjoc.10.208
Beilstein J. Org. Chem. 2013, 9, 2265–2319, doi:10.3762/bjoc.9.265
Beilstein J. Org. Chem. 2012, 8, 1400–1405, doi:10.3762/bjoc.8.162
Beilstein J. Org. Chem. 2011, 7, 442–495, doi:10.3762/bjoc.7.57
Beilstein J. Org. Chem. 2011, 7, 29–33, doi:10.3762/bjoc.7.5